TABLE 3

Crude and Adjusted OR With 95% CIs for Infantile Colic According to Level of Maternal Smoking and Partners’ Smoking Habits

Level of Maternal
Smokinga (Cigarettes Per D)Infantile Colic
Nn (%)Crude
ORAdjusted OR (95% CI)
Partner NonsmokerPartner Smoker
Unexposed46 6603397 (7.3)1b1b1.0 (1.0–1.1)
<1106686 (8.0)1.11.1 (0.9–1.4)1.1 (0.9–1.4)
1–42727230 (8.4)1.21.1 (1.0–1.3)1.2 (1.0–1.3)
5–94616455 (9.9)1.41.3 (1.2–1.5)1.3 (1.2–1.5)
10–143757369 (9.8)1.41.3 (1.2–1.5)1.3 (1.2–1.5)
≥152707260 (9.6)1.41.3 (1.1–1.5)1.3 (1.1–1.5)
  • Adjusted for maternal age, first parity, daily coffee consumption, weekly alcohol consumption, binge-drinking episodes, and couple’s educational and occupational status.

  • a Among non-NRT users.

  • b Reference group.