Variables | Serum zinc μg/dl (mean+/-sd) | ZD+ | ZD- | Crude OR (95% CI) | Adjusted OR (95% CI)** |
---|---|---|---|---|---|
Parity (n = 700) | |||||
   0 | 54.4 (9.8) | 52 | 64 | 1r | 1r |
   1-2 | 53.4 (9.3) | 138 | 138 | 1.23 (0.80-1.90) | 0.72 (0.46-1.15) |
   3-4 | 51.8 (10.1) | 126 | 105 | 1.48 (0.94-2.31) | 0.77 (0.48-1.24) |
   ≥ 5 | 47.1 (9.8) | 55 | 22 | 3.08 (1.66-5.69)* | 1.70 (1.09-3.23)* |
Birth interval (n = 553) | |||||
   6-23 months | 49.3 (7.8) | 38 | 17 | 2.05 (1.13-3.72)* | 1.97 (1.07-4.24)* |
   ≥ 24 months | 52.2 (10.1) | 260 | 238 | 1r | 1r |