From: Effect of high parity on occurrence of anemia in pregnancy: a cohort study
Crude | Multi-level logistic regression† | |||
---|---|---|---|---|
Parity | RR | 95% CI* | RR | 95% CI |
Dichotomous parity | ||||
LP (< 5) | 1.00 | - | 1.00 | - |
HP (≥ 5) | 4.37 | (3.32, 5.77) | 2.92 | (2.02, 4.59) |
Categorical parity | ||||
1 | 2.32 | (1.45, 3.70) | 1.09 | (0.48, 1.88) |
2-3 | 1.00 | - | 1.00 | - |
4-5 | 1.20 | (0.73, 1.97) | 1.14 | (0.42, 1.99) |
6-7 | 4.07 | (2.61, 6.35) | 3.01 | (2.06, 7.02) |
8-9 | 9.98 | (6.95, 12.05) | 5.67 | (3.55, 13.16) |
≥ 10 | 7.75 | (4.78, 12.55) | 4.32 | (2.71, 14.25) |