Table 3.

Hormonal intake during preconception and pregnancy and IAL according to MLL status, Brazil, 1999-2005

Hormones intakeIAL, n (%)MLL+ve, n (%)MLL−ve, n (%)Controls, n (%)IAL vs controls, OR (95% CI)*MLL+ve vs controls, OR (95% CI)*MLL−ve vs controls, OR (95% CI)*
Preconception
    Present24 (12.2)14 (21.5)6 (7.7)23 (5.3)2.26 (1.21-4.21)3.34 (1.51-7.36)1.13 (0.40-3.14)
    Absent173 (87.8)51 (78.5)72 (92.3)409 (94.7)
1st trimester
    Present17 (8.4)5 (7.4)4 (5.0)3 (0.7)11.35 (3.20-40.20)10.57 (2.33-47.91)7.55 (1.50-37.94)
    Absent185 (91.6)63 (92.6)76 (95.0)438 (99.3)
2nd trimester
    Present7 (3.5)1 (1.5)2 (2.5)3 (0.7)4.49 (1.07-18.87)2.62 (0.15-17.56)3.52 (0.51-24.02)
    Absent195 (96.5)67 (98.5)78 (97.5)438 (99.3)
3rd trimester
    Present6 (3.0)1 (1.5)3 (3.8)3 (0.7)2.32 (0.60-8.98)1.02 (0.10-9.93)3.94 (0.80-19.28)
    Absent196 (97.0)67 (98.5)77 (96.2)438 (99.3)
  • * Reported hormonal intake 1 year before pregnancy.

  • MLL status and hormonal exposure OR (case-case approach) adjusted for sex, income, maternal age, and birth weight.