BACKGROUND The transtheoretical model (TTM) is a common framework for studies of smoking cessation. Using the TTM, several instruments were developed to measure to what extent interventions could make changes in people's behavior. The current study aimed to test the validity and reliability of the Persian version of a TTM based questionnaire for smoking cessation in Iran. METHODS This was a c...

OBJECTIVES To investigate the criterion-related validity, test-retest and inter-rater reliabilities of the modified sphygmomanometer test (MST) for assessment of the strength of the trunk and lower limb muscles in subjects with chronic stroke, and to verify whether the number of trials affected the results. PATIENTS AND METHODS Fifty-nine subjects with stroke (mean age 57.80 years; standard d...

conclusions test-retest and correlation analyses have identified non-redundant radiomics features and this feature are prone to errors if they employed as quantitative biomarker for gbm image analysis. however when we use robust and redundant feature, quantitative image radiomics features are informative and prognostic biomarkers for gbm magnetic resonance imaging. results results shows that th...

BACKGROUND Intra-class correlation coefficients (ICCs) provide a statistical means of testing the reliability. However, their interpretation is not well documented in the orthopedic field. The purpose of this study was to investigate the use of ICCs in the orthopedic literature and to demonstrate pitfalls regarding their use. METHODS First, orthopedic articles that used ICCs were retrieved fr...

background and objectives : relatively little is known about the relationship between religion and abstinence. the aim of this study was to examine the correlation between religious beliefs and behaviors and the intention of premarital sexual abstinence among iranian youths. methods: the current study was a cross-sectional one carried out among youths of five universities in shiraz, iran. 577 p...

Purpose. Exercise tests represent an important clinical tool to evaluate cardio-respiratory fitness and to predict future adverse cardiovascular events. However, use of such tests in patients with rheumatoid arthritis (RA) is relatively uncommon despite well-established evidence that low exercise capacity and high CVD mortality are features of this disease. Therefore, this study examined the va...

background: dysphagia as a common condition affecting many aspects of the patient’s life. the dysphagia handicap index (dhi) is a reliable self-reported questionnaire developed specifically to measure the impact of dysphagia on the patient’s quality of life. the aim of this study was to translate the questionnaire to persian and to measure its validity and reliability in patients with neurogeni...

Background Prenatal attachment inventory (PAI) was developed by Muller in 1993, and has been used widely in many studies and translated into several languages. This study aimed to translate PAI into Persian, and assess the underlying structure of the PAI and the appropriateness of the one-factor solution proposed by Muller MaterialsAndMethods In this cross-sectional study, a total of 322 primig...