fa پروتکل مرور نظام‌مند برآورد غلظت خونی سرب، جیوه و کادمیوم در اهداکنندگان خون طب انتقال خون Blood transfusion medicine مقاله پروتکل Protocol Study <div><span style="font-size:10pt"><span style="text-justify:inter-ideograph"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><span style="font-weight:bold"><span lang="FA" style="line-height:80%"><span style="font-family:Jadid"><span style="font-weight:normal">چکید</span></span></span><span lang="AR-SA" style="line-height:80%"><span style="font-family:Jadid"><span style="font-weight:normal">ه</span></span></span><span lang="FA" style="line-height:80%"><span style="font-family:Jadid"><span style="font-weight:normal"></span></span></span></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:inter-ideograph"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i><span lang="FA" style="font-size:9.0pt"><span style="line-height:80%"><span style="font-family:Titr">سابقه و هدف </span></span></span></i></b></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">سرب،</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">جیوه</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">و</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">کادمیوم</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">تهدیدی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">جدی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">برای</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">افراد می‌باشند. با توجه به این که فرآورده</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">‌</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">های</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خونی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به عنوان</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">منابع پنهان و بالقوه</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">برای</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">مواجهه</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">با</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">این</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">فلزات سنگین</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به شمار می‌روند، مرور</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">نظام‌مند</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">غلظت</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خونی آن‌ها</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">در اهداکنندگان خون،</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">تصمیم‌گیری</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">در خصوص</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">ضرورت</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">انجام</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">غربالگری</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">اهداکنندگان</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خون از این نظر به منظور</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">محدود کردن مواجهه</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">گیرندگان</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">با آن‌ها</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">کمک</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">می‌کند</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">.</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> بنابراین پروتکل حاضر</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">با هدف تشریح شیوه و مراحل چنین مرور</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">نظام‌مندی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">تهیه شده است</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">.</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span style="font-family:"2 Lotus""></span></span></span></b></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:inter-ideograph"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i><span lang="FA" style="font-size:9.0pt"><span style="line-height:80%"><span style="font-family:Titr">مواد و روش‌ها</span></span></span></i></b></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">کلید</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">واژه‌های انگلیسی </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Cd</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Hg</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Pb</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Cadmium</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Mercury</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">Lead</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">&ldquo;blood donor&rdquo;</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> ، </span></span></span></b><b>&nbsp;</b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به صورت</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">آنلاین در پایگاه‌های</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">اطلاعاتی</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">PubMed </span></span></span></b><b><span style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">&nbsp;،</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times=""> Scopus </span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">،</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times=""> Web of Science </span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">و </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">&nbsp;ProQuest</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> جستجو</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">می‌شوند</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">.</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> پس از غربالگری</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">و</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">انتخاب</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">مقالات</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">مرتبط توسط دو</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">داور، اطلاعات</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">لازم استخراج می‌شوند. در صورت</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">دستیابی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">بیش</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">از</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">۵</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">مطالعه اولیه،</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">متاآنالیز</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">انجام</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خواهد</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">شد.</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">به منظور</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">بررسی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">میزان</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">عدم</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">همگنی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">از</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">آماره</span></span></span></b><b> </b><b>^{<span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">۲</span></span></span>}</b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times=""> I</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> و آزمون</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">کوکران</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">و</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">برای</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">ادغام</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">میانگین‌ها، از روش </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">fixed effects model</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:"> و یا </span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">&nbsp;random effects model</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">استفاده خواهد شد. محاسبات</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">آماری</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">توسط پکیج</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">meta </span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">&nbsp;در نرم</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">‌</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">افزار</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">R </span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">&nbsp;انجام</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خواهند</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">شد</span></span></span></b><b><span dir="LTR" style="font-size:9.0pt"><span style="line-height:80%"><span bold="" new="" roman="" style="font-family:" times="">.</span></span></span></b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span style="font-family:"2 Lotus""></span></span></span></b></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i><span lang="FA" style="font-size:9.0pt"><span style="line-height:80%"><span style="font-family:Titr">یافته‌ها</span></span></span></i></b></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">این مرور نظام‌مند در حال انجام است و تا پایان سال 1402 تکمیل خواهد شد.</span></span></span></b></span></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:inter-ideograph"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i><span lang="FA" style="font-size:9.0pt"><span style="line-height:80%"><span style="font-family:Titr">نتیجه گیری</span></span></span></i></b></span></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="line-height:80%"><span style="direction:rtl"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">پروتکل حاضر برای تشریح</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">&nbsp;مراحل مرور</span></span></span></b><b>&nbsp; </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">نظام‌مند</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">مطالعه‌هایی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">که</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">غلظت خونی</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">سرب، جیوه</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">و کادمیوم</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">را</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">در</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">اهداکنندگان</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">خون</span></span></span></b><b> </b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span 2="" lotus="" style="font-family:">اندازه‌گیری کرده‌اند و با هدف تصمیم‌گیری درخصوص ضرورت انجام غربالگری اهداکنندگان خون از این نظر به منظور دستیابی به فرآورده‌های ایمن‌تر و جلوگیری از مواجهه گیرندگان با آن‌ها تهیه شده است. </span></span></span></b><b>&nbsp;</b><b><span lang="FA" style="font-size:11.0pt"><span style="line-height:80%"><span style="font-family:"2 Lotus""></span></span></span></b></span></span></span></span></span></span></span><br> <br> &nbsp;</div> <div><span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><span style="font-size:12.0pt">Abstract</span></b><b><span style="font-size:12.0pt"></span></b></span></span></span></span></span><br> <span style="font-size:10pt"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i>Background and Objectives</i></b></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times="">Lead, mercury and cadmium are a serious threat to people. Since blood products are considered as hidden and potential sources of exposure to these heavy metals, systematic review of their concentration in blood donors helps make a decision about the necessity of such a blood donor screening. Therefore, the current protocol has been prepared with the aim of describing the method and steps of such a relevant systematic review.</span></span></span></span></span><br> <br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i>Materials and Methods</i></b></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times="">English keywords &quot;blood donor&quot;, Lead, Mercury, Cadmium, Pb, Hg, Cd will be searched online in PubMed, Scopus, Web of Science and ProQuest databases. After screening and selection of relevant articles by two referees, the necessary information will be extracted. If more than 5 primary studies are obtained, meta-analysis will be performed. The heterogeneity among studies will be evaluated by Cochran Q and I² statistics. Fixed effects model or random effects model will be used to pool the means. Statistical analysis will be performed by meta package in R software.</span></span></span></span></span><br> <br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i>Results</i></b></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times="">This systematic review is ongoing and will be completed by March 19, 2024.</span></span></span></span></span><br> <br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times=""><b><i>Conclusions&nbsp; </i></b></span></span></span></span></span><br> <span style="font-size:10pt"><span style="text-justify:kashida"><span style="text-kashida:0%"><span style="unicode-bidi:embed"><span new="" roman="" style="font-family:" times="">This protocol has been prepared to describe the steps of conducting a systematic review of studies that have measured the blood concentration of lead, mercury and cadmium in blood donors with the aim of making a decision about the necessity of such a blood donor screening to obtain safer products and prevent the exposure of recipients.</span></span></span></span></span><br> <br> <br> &nbsp;</div> کلمات کلیدی: سرب, جیوه, کادمیوم, اهداکنندگان خون, مرور نظام‌مند Key words: Lead, Mercury, Cadmium, Blood Donors, Systematic Review 328 334 http://bloodjournal.ir/browse.php?a_code=A-10-1165-3&slc_lang=fa&sid=1 M. Pourmokhtar مژگان پورمختار 9100319475328460024730 9100319475328460024730 Yes استادیار مرکز تحقیقات انتقال خون ـ مؤسسه عالی آموزشی و پژوهشی طب انتقال خون A. Teimourpour امیر تیمورپور 9100319475328460024731 9100319475328460024731 No مرکز تحقیقات انتقال خون ـ مؤسسه عالی آموزشی و پژوهشی طب انتقال خون