From: Maternal cigarette smoking and its effect on neonatal lymphocyte subpopulations and replication
Non-smoking mothers (NSM) (n = 111) | Smoking mothers (SM) (n = 58) | |
---|---|---|
Maternal age at birth (years) | 31.1 ± 5.7 (31.2; 16.0 – 46.4) | 29.0 ± 6.0 (28.2; 18.5 – 40.4) |
Cigarettes/day before pregnancy | (n = 10) 11.3 ± 7.3 (12.0; 1.5 -20.0) | (n = 58) 20.0 ± 9.3 (20.0; 2.0 – 40.0)*** |
Years of tobacco use | 9.0 ± 4.4 (10.0; 2.0 – 20.0) | 11.5 ± 5.7 (10.0; 2.0 – 24.0) |
First trimenon (cigarettes/day) | 0 | 12.3 ± 7.1 (10.0; 2.0 – 30.0) |
Second trimenon (cigarettes/day) | 0 | 11.4 ± 6.8 (10.0; 2.0 – 30.0) |
Third trimenon (cigarettes/day) | 0 | 11.7 ± 7.3 (10.0; 1.0 – 30.0) |
Sex of newborn (male/female) (number) | 60/51 | 37/21 |
Gestational age (weeks) | 39.6 ± 1.4 (39.1; 37.3 – 41.7) | 39.5 ± 1.5 (39.4; 37.1 – 41.7) |
Birth weight (g) | 3379.3 ± 429.9 (3380.0; 2330.0 – 4355.0) | 3118.2 ± 497.7 (3040.0; 2190.0 – 4190.0)***1) |
Birth length (cm) | 50.4 ± 2.0 (51.0; 46.0 – 57.0) | 49.1 ± 2.7 (49.0; 43.0 – 55.0)*** 1) |
Head circumference (cm) | 35.0 ± 1.3 (35.0; 32.0 – 38.0) | 34.3 ± 1.2 (35.0; 32.0 – 37.0)* 2) |