1. to determine whether difference in birth body mass influenced growth performance in pipistrellus kuhlii we studied a total of 12 captive-born neonates. bats were assigned to two body mass groups: light birth body mass (lbw: 0.89 ± 0.05, n=8) and heavy birth body mass (hbw: 1.35 ± 0.08, n=4). heavier body mass at birth was associated with rapid postnatal growth (body mass and forearm length) ...

Background and Objectives: One of the most important determinants of the fertility level is the birth interval. Considering the importance of this issue, the aim of this study was to analyze the first and second birth intervals using shared frailty survival model and comparing factors affecting these intervals.   Methods: Probability proportional to size stratified sampling was used to select...

  Background & Aim: Reproductive behavior of a society can be studied in different ways. One of these ways is to check the birth intervals. The aim of the present study was to assess the childbirth along with factors influencing childbirth behavioral patterns in Ahwaz .   Methods & Materials: In this study , factors affecting birth intervals of women aged 15-49 were investigated . To achieve...

Background and purpose: Birth spacing has become a main strategy within health promotion programs for mothers and their children during the past two recent decades in the Islamic Republic of Iran. The present study was aimed to determine the patterns and factors associated with birth intervals in Multi-Para women residing in Babol. Materials and methods: We conducted a cross-sectional stu...

Background & Objectives: Although several studies have been carried out for evaluation of the first birth interval, none of them has considered the presence of infertile women within the sample. Therefore, the aim of this study was to employ survival analysis to study the first birth interval and its determinant factors more accurately. Methods: In Data from 1068 married women of reproductive ...