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Table 6 Before and after study of same women’s BIB P1 and BIB P2

From: Does involvement in a cohort study improve health and affect health inequalities? A natural experiment

Outcome variables:

Odds ratios for exposure to BiB

Adjusted p value

Smoking

0.98 (0.56, 1.71)

0.95

Any alcohol

0.92 (0.54, 1.57)

0.75

5 or more units of alcohol

0.81 (0.35, 1.88)

0.62

Vitamin D

0.71 (0.46, 1.11)

0.14

Caffeine

1.22 (0.86, 1.73)

0.26

Outcome variables

Coefficient for exposure to BIB

Adjusted p value

Birth weight

137.29 (35.52, 239.07)

0.008