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Influence of inter-pregnancy interval on preterm delivery
Mostafa A Arafa1, Alaa Alkhouly, Manal E Youssef
1Faculty of Medicine, King Khalid University, Abha, Saudi Arabia. mostafaarafa@hotmail.com
Paediatric and Perinatal Epidemiology
|July 17, 2004
Summary
Pregnancy spacing influences preterm birth risk. While longer intervals (>60 months) showed the lowest preterm delivery rate (7.3%), the overall association between pregnancy spacing and preterm birth was not statistically significant in this study.
Area of Science:
- Obstetrics and Gynecology
- Public Health
- Reproductive Epidemiology
Background:
- Pregnancy spacing is a critical factor in maternal and child health outcomes.
- Understanding the relationship between inter-pregnancy intervals and preterm delivery is essential for targeted interventions.
- Previous studies have shown mixed results regarding the impact of pregnancy spacing on preterm birth.
Purpose of the Study:
- To investigate the influence of pregnancy spacing on the risk of preterm delivery (<37 weeks gestation).
- To analyze the association between various inter-pregnancy intervals and preterm birth rates in a specific population.
Main Methods:
- A cohort of 1202 pregnant women from Alexandria, Egypt, was studied between October 2001 and July 2002.
- Inter-pregnancy intervals were categorized (<12, 12-36, 37-48, 49-60, >60 months).
- Preterm delivery rates were calculated, and logistic regression analysis was used to adjust for confounding factors.
Main Results:
- The overall preterm delivery rate was 9.4%.
- The lowest preterm delivery rate (7.3%) was observed with inter-pregnancy intervals greater than 60 months.
- The association between inter-pregnancy interval and preterm delivery was not statistically significant after adjustment for confounders.
Conclusions:
- While longer pregnancy spacing may be associated with a lower preterm delivery rate, the evidence from this study suggests no statistically significant link.
- Further research with larger sample sizes and diverse populations is needed to clarify the complex relationship between pregnancy spacing and preterm birth.
- Public health strategies should consider pregnancy spacing as a potential factor in preterm birth prevention, while acknowledging the current limitations in statistical significance.