Table 6.

Association of CSR group, mode of delivery and 1-minute or 5-minute Apgar scores, adjusted for gender, age class and semester. Belgium, 2001–4.

	Response Variable	OR	P
a) 1 minute Apgar
Male vs Female	Apgar 0–3	1.32 (1.25; 1.40)	<0.01
	Apgar 4–6	1.22 (1.19; 1.26)	<0.01
CS vs VD	Apgar 0–3	1.76 (1.59; 1.95)	<0.01
	Apgar 4–6	1.17 (1.10; 1.24)	<0.01
CSR group: High vs Low	Apgar 0–3	0.56 (0.48; 0.65)	<0.01
	Apgar 4–6	0.87 (0.80; 0.95)	<0.01
CSR group: High vs Average	Apgar 0–3	0.71 (0.48; 0.80)	<0.01
	Apgar 4–6	0.97 (0.91; 1.03)	0.33
CSR group: Low vs Average	Apgar 0–3	1.27 (1.14; 1.40)	<0.01
	Apgar 4–6	1.12 (1.04; 1.19)	<0.01
Average and CS vs High and VD	Apgar 0–3	1.22 (1.08; 1.37)	0.02
	Apgar 4–6	1.11 (1.04; 1.18)	<0.01
Average and CS vs Low and VD	Apgar 0–3	0.99 (0.90; 1.10)	0.88
	Apgar 4–6	0.94 (0.88; 1.01)	0.08
High and CS vs Low and VD	Apgar 0–3	0.82 (0.70; 0.95)	0.02
	Apgar 4–6	0.85 (0.78; 0.93)	<0.01
b) 5 minute Apgar
Male vs Female	Apgar 0–3	1.29 (1.12; 1.49)	<0.01
	Apgar 4–6	1.31 (1.23; 1.40)	<0.01
CS vs VD	Apgar 0–3	1.84 (1.37; 2.47)	<0.01
	Apgar 4–6	1.52 (1.33; 1.74)	<0.01
CSR group: High vs Low	Apgar 0–3	0.51 (0.33; 0.79)	<0.01
	Apgar 4–6	0.45 (0.37; 0.55)	<0.01
CSR group: High vs Average	Apgar 0–3	0.53 (0.37; 0.76)	<0.01
	Apgar 4–6	0.57 (0.49; 0.68)	<0.01
CSR group: Low vs Average	Apgar 0–3	1.04 (0.79; 1.38)	0.78
	Apgar 4–6	1.27 (1.12; 1.43)	<0.01
Average and CS vs High and VD	Apgar 0–3	1.15 (0.80; 1.64)	0.45
	Apgar 4–6	1.13 (0.96; 1.33)	0.15
Average and CS vs Low and VD	Apgar 0–3	0.91 (0.69; 1.21)	0.51
	Apgar 4–6	0.89 (0.78; 1.00)	0.06
High and CS vs Low and VD	Apgar 0–3	0.79 (0.51; 1.22)	0.29
	Apgar 4–6	0.79 (0.65; 0.96)	0.02

OR: odds ratio; () 95% CI.

CS: cesarean section. VD: vaginal delivery.