Evaluation of the pattern of maternal over weight during pregnancy in Rafsanjan Health Centers during 2009

Backgroud and One of the important changes during pregnancy is pregnancy associated over weight. So that weight changes in relation to pregnancy may be undesirable outcomes. Since the overweight in pregnant women is associated with complications, in us, determining the pattern of weight gain in pregnant women is a necessity. Therefore this study was designed to evaluate the pattern of pregnancy ossociated over weight in women who reffered to health centers of Rafsanjan. This study is a descriptive- analytic. The research environment in all health centers in Rafsanjan and research samples of healthy mothers with normal singleton pregnancies at least between the third to ninth months of pregnancy. Quota sampling based on the number of women in gestational age was different health centers. Data were collected by questionnaire. To determine BMI, weight prior to pregnancy was considered before 12th were of pregnancy. Then weight gain during pregnancy compared with a table of the proposed IOM (institute of medicine).The data were analyzed by SPSS software using relevant statistical tests(T-test, Square-Test)at the significant level of (p<0.05). Of 176 obtained studied samples, the majority of them(48.3%) had a normal BMI (19.8- 26), 17% BMI of less than 19.8, 18.8% BMI between 26-29 and 15.9% had BMI higher than 29. In total, the average weight gain during pregnancy in the studied samples was 0.3±11.8 kg. The average weight gain in the first trimester 0.1±0.8, in the second trimester 0.2 ± 5.8 and at the third trimester of 0.2 ± 5.1 kg was. There was a significant relationship between the age of women with gestational weight gain, being unwanted pregnancies(p=0.000) and the number of previous pregnancies (p<0.05). The results determined that women with high BMI during pregnancy had more weight gain that seems to be this weight gain due to higher potential for weight gain and specific behavioral characteristics are obese. Accordingly, it is recommended obesity before pregnancy were advised to reach the appropriate weight. Paying attention to the family planning goals with proper planning and training sufficient is necessary.