نتایج جستجو برای: randomized control trial
تعداد نتایج: 1689736 فیلتر نتایج به سال:
هدف: در این مطالعه به مقایسه میزان اثربخشی درمانی محلول پروژسترون اتانول و ماینوکسیدیل در درمان مبتلایان به ریزش مو پرداختیم.روش مطالعه: این مطالعه مداخله ای (interventional) به صورت یک کارآزمایی بالینی تصادفی (randomized clinical trial) انجام شده است. حجم نمونه مورد بررسی شامل 96 نفر از بیماران مبتلا به ریزش مو مراجعه کننده به بیمارستان بوعلی و امیر طی سال های 90-89 بود که یک گروه 48 نفری به ط...
arterial blood gas (abg) sampling is a painful procedure with no perfect technique for quelling the discomfort. an ideal local anesthesia should be rapid, easy to learn, inexpensive, and noninvasive. this study was aimed to compare pain levels from abg sampling performed with vapocoolant spray in comparison to placebo. we hypothesized that pretreatment with the vapocoolant would reduce the pain...
objective: to evaluate the potential advantages of imipenem/cilastatin in control of fever in neutro-penic hsct recipients.patients and method: in this single-center study, 111 consecutive febrile episodes in 104 neutropenic hsct recipients with a mean age of 26 years were randomized to treatment either with imipenem/cilastatin 1 g, iv, q8h or cefepime (our standard regimen) 2 g, iv, q8h. if fe...
results there were significant differences between the groups in subjective labor pain scores (except vas 4) (p < 0.001). the duration of the phase one (3 cm dilatation to full dilatation) and phase two (full dilatation to birth) in the acupressure group was shorter than the control group (phase one, 225 min and 320 min, respectively; phase two, 15 min and 20 min, respectively; both p < 0.001)....
background: despite major advances in assisted reproductive techniques, the implantation rates remain relatively low. some studies have demonstrated that intrauterine infusion of granulocyte colony stimulating factor (g-csf) improves implantation in infertile women. objective: to assess the g-csf effects on ivf outcomes in women with normal endometrial thickness. materials and methods : in this...
background: many workers suffer from low-back pain. type and severity of spinal complaints have relationship with work load. lack of adherence to ergonomics recommendations among the important causes of low-back pain. objective: to assess the effect of 3 ergonomics training programs on the prevalence of lowback pain among workers of an iranian automobile factory. methods: in a parallel-design 4...
BACKGROUND It is widely thought that widespread antibiotic use selects for community antibiotic resistance, though this has been difficult to prove in the setting of a community-randomized clinical trial. In this study, we used a randomized clinical trial design to assess whether macrolide resistance was higher in communities treated with mass azithromycin for trachoma, compared to untreated co...
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