Table 4.
Association between offspring’s anthropometry and prepregnancy body mass index (BMI).
| BMI | BMI < 18.5 (kg/m2) (n = 18) |
BMI 18.5–24.9 (kg/m2) (n = 100) |
BMI 25–29.9 (kg/m2) (n = 36) |
BMI ≥ 30 (kg/m2) (n = 14) |
p | ||||
|---|---|---|---|---|---|---|---|---|---|
| Birth parameters | Me | (Q1; Q3) | Me | (Q1; Q3) | Me | (Q1; Q3) | Me | (Q1; Q3) | |
| Birth weight (g) * | 3210 a | (3040; 3450) | 3300 b,c | (2950; 3600) | 3635 b | (3120; 4010) | 4005 a,c | (3950; 4190) |
pa = 0.002 p b = 0.04 p c < 0.001 |
| Birth length (cm) * | 55 | (52; 57) | 54 | (51; 56) | 54 | (52; 56) | 55 | (53; 58) | p > 0.05 |
| Average | ± SD | Average | ± SD | Average | ± SD | Average | ± SD | p | |
| Ponderal index (g/cm3) ** | 1.99 d,e | 0.5 | 2.15 f | 0.3 | 2.28 d,f | 0.3 | 2.45 e | 0.4 |
pd = 0.03 p e = 0.04 p f = 0.04 |
* Kruskal–Wallis test; ** Tukey’s test for different N; a—Statistically significant differences in birth weight of newborns of mothers with BMI indicating underweight and obesity. b—Statistically significant differences in birth weight of newborns of mothers with BMI indicating normal weight and overweight. c—Statistically significant differences in birth weight of newborns of mothers with BMI indicating normal weight and obesity. d—Statistically significant differences in birth Ponderal index of newborns of mothers with BMI indicating underweight and overweight. e—Statistically significant differences in birth Ponderal index of newborns of mothers with BMI indicating underweight and obesity. f—Statistically significant differences in birth Ponderal index of newborns of mothers with BMI indicating normal weight and overweight.