introduction: genetic and health factors along with ethnicity and geographic location are factors that affect the time of puberty onset. the aim of the present study was to evaluate the mean age of onset of puberty and its stages in boys of yazd. methods: this cross- sectional study with random clustering sampling method was conducted on 1018 healthy 9-16 years old male students of yazd. all ca...

background: sexuality is an important part of women’s health, quality of life, and general well-being. there are many factors influencing the female sexual function, including psychological, physiological, couple relationship, and socio-cultural factors. pregnancy plays an important role in the sexual function and behavior of women. objective: this study aims to evaluate the sexual function and...

OBJECTIVE To compare and contrast the characteristics of suicides among aboriginal and nonaboriginal people in Manitoba. DESIGN Retrospective review of all suicides, based on a confidential analysis of records held by the Office of the Chief Medical Examiner. SETTING Manitoba between 1988 and 1994. OUTCOME MEASURES Standardized suicide rates, age- and sex-specific suicide rates, blood alc...

Background. Success of radiotherapy relies on accurate dose delivery. In vivo dosimetry improves control of treatment quality. Patients and methods. In vivo dosimetry with commercial diodes was performed in 209 rectal cancer patients treated with four-field box technique. The diodes measured either entrance or exit dose in each treatment field. The results were compared to the planned values an...

Objectives The aim of this study was to evaluate the effectiveness of a participatory physical and psychosocial workplace intervention (known as PIPPI) on work ability and recovery among industrial workers. Methods Eligible workers were cluster-randomized into intervention (N=193) and control (N=222) groups. Intervention group members participated in three workshops where they mapped positive a...

PURPOSE Regardless of the growing importance of communication skills as a core clinical competence, few studies have determined the effects of communication skills courses in undergraduate medical curricula in Asian medical schools. The purpose of this study was to examine the effectiveness of a communication skills program for preclinical medical students. METHODS A communication skills cour...

BACKGROUND Health policy in the UK is increasingly focused on the measurement of outcomes rather than structures and processes of health care. AIM To develop a measure of the effectiveness of primary care in terms of population health outcomes. DESIGN AND SETTING A cross-sectional study of general practices in England. METHOD Twenty clinical quality of care indicators for which there was ...

Center of pressure (COP) measures are commonly used as indicators of balance and postural control. At present, there are no universally accepted standards in research investigating fluctuations in the COP with regard to the number of trials or the length of a given trial. The purpose of this study was to use the tools of Generalizability Theory (G-Theory) to investigate the reliability of COP m...

The purpose of this study was to objectively evaluate the registration accuracy of an automated temporal subtraction system of thin-section thoracic CT. The automated subtraction system was applied to data from 20 subjects with lung diseases. The registration accuracy was evaluated based on the concept of target registration error using 19 landmarks chosen at the bifurcations of segmental bronc...

This study aimed to assess the efficiency of delivering a 4-month course of "effective literature search" among medical postgraduate students for improving information literacy skills. This was a cross-sectional study in which 90 postgraduate students were randomly selected and participated in 12 training sessions. Effective search strategies were presented and the students' attitude and compet...