The aim of this study was to investigate aging-related changes in the contribution of genetic and environmental influences to hand-grip strength in late adulthood. Subjects in this study are 152 intact twin pairs (77 monozygotic and 75 dizygotic pairs) from the National Heart, Lung, and Blood Institute Twin Study assessed repeatedly for hand-grip strength at mean ages of 63 and 73 yr. Structura...

INTRODUCTION The aim of the study was to assess the validity and reliability of the SF-12 questionnaire in a sample of Iranian patients undergoing hemodialysis. MATERIALS AND METHODS One hundred and forty-four hemodialysis patients were included from dialysis centers in Zanjan, Iran, and were asked to complete the SF-12 and SF-36 questionnaires. An initial test-retest reliability evaluation w...

OBJECTIVE To evaluate the psychometric properties of the Swedish version of Trauma Symptom Checklist for Young Children (TSCYC). METHOD The study was composed of a total of 629 children-296 girls and 333 boys-aged 3-11, from a non-clinical population who were rated by their caretakers (26 of whom performed a re-test after 2 weeks) in addition to 59 children from a clinical population with kno...

background spitz nevus is an infrequent acquired melanocytic nevus. there is still a challenge for dermatopathologists in distinguishing spitz nevus from malignant melanoma particularly in adults since there is no immunohistochemistry or molecular markers which differentiate spitz nevus from melanoma. objectives the aim of this study is to make clear what clinico-histopathological features of s...

  Background   Regarding abnormalities in thalassemia major (TM) patients and the effects of leptin and ferritin on heart, aimed to investigate the possible relationship between leptin, ferritin and cardiac involvement in TM patients compared to controls.   Materials and Methods   In total 141 individuals entered to the present case-control study that consisted of 66 TM patients matched in ag...

INTRODUCTION Repeat HIV testing during the late antenatal period is crucial to identify and initiate treatment for pregnant women with incident HIV infection to prevent perinatal HIV transmission and keep mothers alive. In 2012, the Kenya Ministry of Health adopted international guidelines suggesting that pregnant women be offered retesting three months after an initial negative HIV test. Our o...

INTRODUCTION MIDAS is a valid and reliable short questionnaire for assessment of headache related disability. Linguistic validation of Persian MIDAS and assessment of psychometric properties between tension type headache (TTH) and migraine were the aims of this study. METHODS Patients with migraine or TTH were included. At the first visit, we administered a headache symptom questionnaire, MID...

PURPOSE We investigated reliability, construct validity, and feasibility of two sprint tests for children with cerebral palsy (CP). METHODS Twenty-six children with CP participated (7-18 years of age; Gross Motor Function Classification System [GMFCS] level I or II). On different occasions, the 10 x 5-Meter Sprint Test and the Muscle Power Sprint Test were scored by different assessors. RES...