Table 2. Prevalence of breast feeding indicators by study factor.

	Non-exclusive breastfeeding at delivery			Non-exclusive breastfeeding at discharge			Non-exclusive breastfeeding at first postnatal visit
	Participants	Cases	%	Participants	Cases	%	Participants	Cases	%
Total	9,545	1,007	10.5	10,739	1,228	11.4	9,227	1,503	16.3
Antenatal depressive symptoms
No	9,025	941	10.4	10,120	1,146	11.3	8,690	1,399	16.1
Yes	520	66	12.7	619	82	13.2	537	104	19.4
Maternal age group
<20 years	446	51	11.4	532	47	8.8	456	63	13.8
20–39 years	8,924	916	10.3	10,020	1,116	11.1	8,618	1,364	15.8
>40 years	175	40	22.9	187	65	34.8	153	76	49.7
SES category
High	1,147	589	14.6	1,283	612	13.3	1,146	692	18.3
Middle	4,377	363	8.3	4,874	534	11.0	4,303	680	15.8
Low	4,021	55	4.8	4,582	82	6.4	3,778	131	11.4
Australian born
No	4,975	510	11.2	5,696	805	16.0	4,904	998	23.1
Yes	4,570	497	10.0	5,043	423	7.4	4,323	505	10.3
Aboriginality
Non Indigenous	9,374	970	10.3	10,552	1,173	11.1	9,064	1,434	15.8
Indigenous	171	37	21.6	187	55	29.4	163	69	42.3
BMI
Underweight	620	66	10.6	675	73	10.8	578	85	14.7
Normal weight	5,390	474	8.8	6,063	548	9.0	5,271	688	13.0
Overweight	2,130	248	11.6	2,398	303	12.6	2,037	375	18.4
Obese	1,405	219	15.6	1,603	304	19.0	1,341	355	26.5
Antenatal problems
No	6,647	717	10.8	7,481	867	11.6	6,381	1,069	16.7
Yes	2,898	290	10.0	3,258	361	11.1	2,846	434	15.2
Domestic violence
No	9,432	985	10.4	10,606	1,198	11.3	9,117	1,475	16.2
Yes	113	22	19.5	133	30	22.6	110	28	25.5
Intervention at birth
No	8,653	899	10.4	9,506	1,107	11.6	8,090	1,309	16.2
Yes	892	108	12.1	1,233	121	9.8	1,137	194	17.0
Alcohol consumption
No	9,383	979	10.4	10,557	1,199	11.4	9,067	1,477	16.3
Yes	162	28	17.3	182	29	15.9	160	26	16.3
Smoking
No	8,751	811	9.3	9,864	974	9.9	8,546	1,209	14.1
Yes	794	196	24.7	875	254	29.0	681	294	43.2
Language other than English spoken at home
No	7,349	742	10.1	8,222	1,019	12.4	7,084	1,268	17.9
Yes	2,196	265	12.1	2,571	209	8.1	2,143	235	11.0