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Table 12 Spontaneous Preterm deliveries 34- < 37 weeks gestation according to BV status of asymptomatic pregnant women with vaginal pH > =4.5

From: Basic vaginal pH, bacterial vaginosis and aerobic vaginitis: prevalence in early pregnancy and risk of spontaneous preterm delivery, a prospective study in a low socioeconomic and multiethnic South American population

BV status

34-37 wks

Deliveries > = 37 wks

Total

BV+

6

230

236

BV Int

1

97

98

Total

7

327

334

  1. RR = 2.49 (95% CI:0.30-20.43).
  2. Two sided-p value (Fisher’s exact test) = 0.46, ns.
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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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