Table 1.
Low risk | High risk | |||
---|---|---|---|---|
Planned home birth n = 3202 | Planned hospital birth n = 701,058 | Planned home birth n = 743 | Planned hospital birth n = 128,228 | |
Maternal Age | ||||
< 20 yrs | 19 (0.6%) | 21,845 (3.1%) | 2 (0.3%) | 2051 (1.6%) |
20-30 yrs | 870 (27.2%) | 292,891 (41.8%) | 162 (21.8%) | 44,543 (34.7%) |
30 yrs plus | 2269 (70.9%) | 385,833 (55%) | 573 (77.1%) | 81,605 (63.6%) |
Missing | 44 (1.4%) | 489 (0.1%) | 6 (0.8%) | 29 (0.02%) |
Body Mass Indexa | ||||
< 18.5 | 74 (2.3%) | 9642 (1.4%) | 15 (2.0%) | 1310 (1.0%) |
18.5 to 24.9 | 902 (28.2%) | 155,936 (22.2%) | 196 (26.4%) | 25,437 (19.8%) |
25–29.9 | 284 (8.9%) | 74,788 (10.7%) | 85 (11.4%) | 16,288 (12.7%) |
30plus | 98 (3.1%) | 30,515 (4.4%) | 73 (9.8%) | 32,406 (25.3%) |
missing | 1844 (57.6%) | 430,177 (61.4%) | 374 (50.4%) | 52,788 (41.2%) |
Country of Birth | ||||
Australian/NZ | 2515 (78.5%) | 500,945 (71.5%) | 606 (81.6%) | 87,369 (68.1%) |
Non-Australian | 481 (15.0%) | 175,420 (25.0%) | 91 (12.3%) | 35,301 (27.5%) |
Missing | 206 (6.4%) | 24,693 (3.5%) | 46 (6.2%) | 5558 (4.3%) |
Parity | ||||
Nulliparous | 1103 (34.5%) | 347,079 (49.5%) | 142 (19.1%) | 41,499 (32.4%) |
Second birth | 1187 (37.1%) | 218,790 (31.2%) | 294 (39.6%) | 48,341 (37.7%) |
3rd or subsequent birth | 912 (82.5%) | 135,181(19.3%) | 306 (41.2%) | 36,829 (28.7%) |
Missing | 0 (0%) | 8 (0.001%) | 1 (0.1%) | 1559 (1.2%) |
IRSDb | ||||
1 Most Disadvantaged | 365 (11.4%) | 130,638 (18.6%) | 84 (11.3%) | 29,013 (22.6%) |
2 | 544 (17.0%) | 130,782 (18.7%) | 110 (14.8%) | 26,024 (10.3%) |
3 | 567 (17.7%) | 135,146 (19.3%) | 134 (18.0%) | 23,966 (18.7%) |
4 | 740 (21.1%) | 132,770 (18.9%) | 177 (23.8%) | 21,320 (16.6%) |
5-Least Disadvantaged | 846 (26.4%) | 132,991(19.0%) | 176 (23.7%) | 19,244 (15.0%) |
Missing | 140 (4.4%) | 38,731 (5.5%) | 62 (8.3%) | 8661 (6.8%) |
Data presented as N (%)
anot collected until 2009
bIndex of Relative Social Disadvantage (IRSD) quintile