Demographic and Health Surveys: caesarean section rates in sub-Saharan Africa.
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Biomedical subjects
Publications and source records attributed to Pierre Buekens.
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OBJECTIVE: Despite their low socioeconomic status, infants of North African immigrants have been reported to have high birth weights in Belgium. The aim of the study was to further explore potential mechanisms explaining this high birth weight. STUDY DESIGN: Venous umbilical cord blood samples and perinatal characteristics of live-born infants from mothers of North African and Belgian nationality were collected in 1997 through 1998 at the University Hospital La Citadelle, Liège, Belgium. RESULTS: The median connecting peptide (C-peptide) concentration was significantly higher among North African than Belgian neonates (0.125 vs 0.110 pmol/mL, P=.04). However, the median insulin-like growth factor-I concentrations among North African and Belgian newborn infants were, respectively, 74.0 and 69.6 ng/mL (P=.45). Nationality remained significantly associated with C-peptide after adjusting for age and parity. C-peptide, insulin-like growth factor-I correlated positively with birth weight and remained significant factors for birth weight after adjusting for confounders in multiple regression. CONCLUSION: These results suggest a link between higher C-peptide levels and birth weights among North African neonates in Belgium.
OBJECTIVE: This paper examines risk factors for twin preterm birth in 1981-82 and 1996-97 in the United States in order to see if they have changed over time. METHODS: We studied all U.S. twin births for the years examined (N = 346, 567). Since the gestational age distributions for twins differs from singletons, the risk of preterm birth was examined at <33, 33-34, and 35-36 weeks. Logistic regression was used to examine the contributions of sociodemographic and obstetric factors at each period. RESULTS: While the <33 week twin preterm rate rose 7% from 1981-82 to 1996-97, the 33-34-week rate rose 31%, and the 35-36-week rate rose 51%. Women with less education, teenagers, unmarried women, primiparas, and blacks were more likely to deliver preterm across all three preterm birth levels. However, the effect of these low socioeconomic status markers diminished over the study period. Additionally, the odds of preterm birth among blacks increased with earlier gestational ages. Women who had intensive prenatal care utilization as compared with less than adequate utilization were more likely to deliver preterm (35-36 weeks) in 1996-97 (odds ratio (OR) = 2.05) compared with 1981-82 (OR = 1.44). Smaller increases were noted for <33 and 33-34 weeks. CONCLUSIONS: Obstetric factors appear to be playing a greater role in the rise of twin preterm births at 35-36 weeks gestation. Temporal sociodemographic changes do not explain the rise in the preterm rate. Changing clinical practices may be having unintended consequences on the public health goals of reducing preterm and low birthweight rates in the United States.
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OBJECTIVES: Maternal mortality is highly associated with the provision of obstetric care. The provision of safe and timely emergency obstetric care (EOC) for women with severe obstetric complications is one of the main components of safe motherhood programs. In this research the objective was to determine the quality of EOC by examining its availability and its provision in a timely fashion. DESIGN: prospective observational study in qualified facilities providing EOC. SETTING: two teaching, two regional and three district hospitals in the southern part of Benin, West Africa. METHOD: The study was conducted from July to October 2003. Data collection tools used were based on the World Health organisation Guidelines for monitoring EOC. The midwives in charge of the survey started observation from the admission room and followed the provision of the care offered to the women admitted with near miss complications until they were discharged from hospital. The information about EOC, its availability, timeliness and patients' follow-up were recorded. RESULTS: The study sample included 557 women; immediate emergency care was given within 30 minutes for 61% of the patients. Surgical care (caesarean section and ectopic pregnancies surgery) was started within 60 minutes for 42% and 45 % of the women. In the near miss cases suffering anaemia, blood was not available for 12% of patients and blood transfusions were started within 60 minutes in 10% of cases. In the case of uterine rupture or pre-rupture, the time for starting caesarean section was 60 minutes for 58% of women. As to haemorrhagic near-miss cases, blood was not available in 44% of cases and if caesarean section was indicated, it was done within 60 minutes in 47% of the cases. Half of the patients with hypertension received treatment within 60 minutes after the decision to do so was taken. In infection cases, 53% of the patients received antibiotics treatment within 60 minutes. Generally, the quality of providing EOC in the facilities of the study was good in only 16.4% of cases. The quality of care was good in 31.4% of the cases with dystocia, 19% of the cases with hypertension, in 18% of the cases with haemorrhage, in 13.4% of the cases with infection, and in 6.4% of the cases with anaemia. CONCLUSION: Our study has shown that, often, EOC was not provided in a timely fashion. A reflection with all the health providers involved should lead to a better understanding of better ways to improve the quality of EOC.