Table 1

Maternal and infant characteristics in the study population by Apgar score at 5 min, Manitoba

Birth and demographic characteristics	Total		Apgar 0–4		Apgar 5		Apgar 6		Apgar 7		Apgar 8		Apgar 9		Apgar 10
Birth and demographic characteristics	No.	%	No.	%	No.	%	No.	%	No.	%	No.	%	No.	%	No.	%
Sex of the child
Female	16 719	49	24	0.1	36	0.2	84	0.5	283	1.7	1556	9.31	13 776	82	960	5.7
Male	17 164	51	36	0.2	45	0.3	103	0.6	326	1.9	1865	10.9	13 850	81	939	5.5
Child's age at EDI completion (years)
Mean (SD)	33 883	0.5	60	5.7 (0.3)	81	5.6 (0.4)	187	5.6 (0.4)	609	5.7 (0.4)	3421	5.7 (0.3)	27 605	5.7 (0.7)	1899	5.7 (0.7)
Neighbourhood income (SES)
Highest SES	17 215	51	26	0.2	38	0.2	85	0.5	316	1.8	1666	9.7	14 174	82	910	5.3
Middle SES	12 328	36	25	0.2	30	0.2	69	0.6	226	1.8	1330	11	9873	80	775	6.3
Lowest SES or income assistance	4326	13	8	0.2	13	0.3	33	0.8	67	1.5	422	9.8	3570	83	213	4.9
Gestational weeks
37	2253	6.7	<5	<0.1	<5	<0.1	12	0.5	59	2.6	301	13	1803	80	78	3.5
38	4951	15	10	0.2	11	0.2	25	0.5	74	1.5	551	11	4008	81	272	5.5
39	7901	23	15	0.2	18	0.2	34	0.4	113	1.4	660	8.4	6638	84	423	5.4
40	13 205	39	20	0.2	30	0.2	74	0.6	250	1.9	1277	9.7	10 760	82	794	6.0
41	5167	15	12	0.2	13	0.3	38	0.7	104	2.0	581	11	4106	80	313	6.1
≥42	396	1.2	<5	<0.1	6	1.5	<5	<0.1	9	2.3	51	13	311	79	19	4.8
Birth weight for gestational age
Appropriate	26 447	78	41	0.2	66	0.3	131	0.5	456	1.7	2582	9.8	21 659	82	1512	5.7
Small	2565	7.6	9	0.4	8	0.3	31	1.2	69	2.7	319	12	2026	79	103	4.0
Large	4871	14	10	0.2	7	0.1	25	0.5	84	1.7	520	11	3941	81	284	5.8
Breastfeeding initiation
Yes	28 337	84	49	0.2	58	0.2	150	0.5	511	1.8	2871	10	23 183	82	1515	5.3
No	5546	16	11	0.2	23	0.4	37	0.7	98	1.8	550	9.9	4443	80	384	6.9
Total	33 883		60	0.2	81	0.2	187	0.6	609	1.8	3421	10	27 626	82	1899	5.6