Objective: A study was conducted to ascertain the impact of dysmenorrhea on quality life of adolescent girls of Chandigarh. Methods: Multistage stratified sampling was done and 5 sectors, 5 villages, 5 slums were selected by lottery method. Then from each area 20 respondents were selected by simple random sampling. A Self-designed interview schedule was used to collect data from 300 Adolescent ...

Background: Child abuse is a significant health and social problem. Different family factors have effects on child abuse. Objectives: This study was carried out to determine the prevalence of in three domains physical abuse, emotional neglect among sample elementary school children Iran. Materials Methods: In this cross-sectional study, total 400 were selected through multistage cluster samplin...

This study examines the nexus between household income and child labor in Northeastern Nigeria using Logit Regression method as methodology. The uses a multistage sampling technique to obtain data from 9 selected Local Government Areas Adamawa, Bauchi, Yobe States. was sourced by administering questionnaires 810 children through their heads 3 wards of each Area. results show that significantly ...

There are some experiences that researcher come across quite number of time for very large networks in the initial samples such that they cannot finish the sampling procedure. Two solutions have been proposed and used by marine biologists which we discuss in this article: i) Adaptive cluster sampling based on order statistics with a stopping rule, ii) Restricted adaptive cluster sampling. Until...

BACKGROUND Hysterectomy is one of the most common gynecological surgeries performed worldwide. However, women undergoing this surgery often experience negative emotional reactions. OBJECTIVES This study was done with the aim of investigating the relationship between hysterectomy and postoperative depression, three months after the procedure. MATERIALS AND METHODS This longitudinal study was...

Multistage pair ranked set sampling (MSPRSS) is a rank-based design that improves statistical inference with respect to simple random of the same size. It applicable when exact measurement difficult, but judgment raking potential sample units can be done fairly accurately and easily. The ranking usually performed based on personal or concomitant variable, need not totally free errors. This arti...

Following recent large scale-up of malaria control interventions in Ethiopia, this study aimed to compare ownership and use of long-lasting insecticidal nets (LLIN), and the change in malaria prevalence using two population-based household surveys in three regions of the country. Each survey used multistage cluster random sampling with 25 households per cluster. Household net ownership tripled ...

this research, applied as a survey approach aimed at investigating farmers’ tendency and attitudes toward agricultural water management styles (wmss). therefore, using cochran’s formula and simple random sampling, 244 farmers were selected in doroudzan region, iran. the data were acquired by face-to-face structural interviews and as well through a questionnaire that consisted of closed and open...

OBJECTIVES This study aims to estimate the prevalence of overweight and obesity and determine potential influencing factors among adults in northeast China. METHODS A cross-sectional survey was conducted in Jilin Province, northeast China, in 2012. A total of 9873 men and 10 966 women aged 18-79 years from the general population were included using a multistage stratified random cluster sampl...