Table 4.

Adjusted odds ratio for SGA and LGA in 56 101 women and with children within 10^th and 90^th birth weight as reference category in multinomial logistic regression

	Small-for-gestational-age (SGA)		Large-for-gestational-age (LGA)
	Nulliparous	Parous	Nulliparous	Parous
Underweight women	Adj. OR (95% CI)	Adj. OR (95% CI)	Adj. OR (95% CI)	Adj. OR (95% CI)
GWG = IOM rec.	1.0	1.0	1.0	1.0
GWG < IOM rec.	1.71 (1.16,2.52)**	2.16 (1.18,3.97)**	Not estimable	0.42 (0.12,1.52)
GWG > IOM rec.	0.39 (0.23,0.67)**	0.55 (0.22,1.37)	1.73 (0.79,3.76)	2.33 (1.03,5.20)*
Normal weight women
GWG = IOM rec.	1.0	1.0	1.0	1.0
GWG < IOM rec.	1.53 (1.34,1.72)***	1.41 (1.18,1.67)***	0.56 (0.44,0.70)***	0.58 (0.49,0.67)***
GWG > IOM rec.	0.63 (0.56,0.71)***	0.64 (0.53,0.77)***	2.17 (1.90,2.48)***	1.73 (1.57,1.91)***
Overweight women
GWG = IOM rec.	1.0	1.0	1.0	1.0
GWG < IOM rec.	1.16 (0.80,1.70)	1.20 (0.78,1.85)	0.47 (0.26,0.83)**	0.83 (0.62,1.11)
GWG > IOM rec.	0.62 (0.48,0.80)***	0.60 (0.44,0.83)**	1.69 (1.27,2.08)***	1.72 (1.46,2.04)***
Obese women
GWG = IOM rec.	1.0	1.0	1.0	1.0
GWG < IOM rec.	1.01 (0.64,1.60)	1.39 (0.72,2.64)	0.69 (0.42,1.12)	0.65 (0.48,0.89)*
GWG > IOM rec.	0.60 (0.42,0.86)**	1.01 (0.55,1.84)	1.69 (1.22,2.34)**	1.61 (1.28,2.03)***

Adjusted for maternal age, maternal height, maternal education, gestational length, smoking in pregnancy and diabetic condition.

*p < 0.05, **p < 0.01 and ***p < 0.001.