purpose: this study aimed to evaluate risk factors associated with threshold retinopathy of prematurity (rop) in premature infants referred to farabi eye hospital during 2008-2009. since blindness and sever visual impairments will occur in a high percentage of infants stricken with threshold retinopathy, we intended to examine relationship between demographic factors and threshold retinopathy i...

purpose : to describe the survival characteristics and prognostic factors of patients with retinoblastoma in a referral center in iran methods : from medical records, we retrospectively analyzed the data of 139 consecutive children diagnosed in our hospital between 1991 and 2001 as having retinoblastoma. information on gender, laterality, age at diagnosis, presenting signs, tumor staging, treat...

heavy metals such as cadmium mainly enter in the environment and ecosystem as a result of human activities. this study was conducted in order to evaluate the ability of bacterial inoculants to enhance efficiency of phytoextraction in a calcareous soil. three plants (amaranthus retroflexus, helianthus annus and medicago sativa), along with three levels of inoculants and four levels of cd were ev...

designing breeding programs for winter rapeseed (brassica napus l.) cultivars with improved seed and oil yields requires information about the genetic variability of traits. in this study, 28 winter rapeseed cultivars were evaluated for genetic variation and relationships between 11 agro-morphological characters during 2010 and 2011. cultivars and cultivar × year interaction showed significant ...

this study concerns determining the factors that may influence the communication skill of those university teachers involved in the field of agricultural sciences in iran. accordingly, based on a cross-sectional survey method, a conceptual model of communication skill has been devised through reviewing the related literature. next, the model was revised by the expert panel of the study into a s...

aim and background: the aim of current study was to investigate the factor structure, reliability, and validity of parenting stress index-short form (psi-sf) among tehran city's mothers with 7-12 year-old children. methods and materials: after translation, back translation and adaptation of instrument, due to normalization this instrument by applied survey design, 468 mothers from those which s...

conclusions the current study adds evidence to the association of tnf-α gene polymorphism and ms in this southern south iranian population which is consistent with the genetic analysis of ms in europeans (games) project reports and these two alleles reported in this study may be one of the genetic risk factor for ms. furthermore, this data can be used to build the iranian gene bank for future s...

during ramadan fasting quantity and quality of dietary intake may change. there was no data on nutrient patterns in ramadan fasting. the purpose of this study was to identify ramadan major nutrient patterns among those who fast in tehran, iran. 510 fasting people aged 18-65 years and bmi 18.5-40 kg/m2 were recruited in our study by 2-stage cluster sampling method in june-july 2014. data on the ...

background tnf-α is one of the most potent cytokines in proinflammatory reactions. results one hundred and twenty children with acute pyelonephritis were evaluated. urinary tnf-α/cr was 0.0051 ± 0.00083 pg/g creatinine. the authors found out a significant difference in urinary tnf-α/cr between patients who have normal and abnormal levels of urine leukocytes, urine protein, urine culture, erythr...

background postpartum depression has serious complications. there are various risk factors for postpartum depression and in some cases these are controversial. objectives this study tested the prevalence of postpartum depression and its related factors in kashan, iran, in 2006. patients and methods in this cross-sectional study, 460 women referred to kashan’s health centers, during the second a...