Table 1 Maternal characteristics for mothers who gave birth in Queensland and Australia between 1 July 2012 and 30 June 2015– AIHW 2012–2015
| Â | Queensland | Australia |
|---|---|---|
Maternal characteristics | n = 189,811 (%) | n = 918,539 (%) |
IRSD | ||
 IRSD5 (least disadvantaged) | 50,663 (26.99) | 164,227 (18) |
 IRSD4 | 43,278 (23.05) | 181,973 (20) |
 IRSD3 | 35,997 (19.18) | 181,764 (20) |
 IRSD2 | 39,165 (20.86) | 180,589 (20) |
 IRSD1 (most disadvantaged) | 18,625 (9.92) | 191,402 (22) |
Rurality | ||
 Major city | 94,285 (50.22) | 654,273 (71) |
 Inner regional | 35,341 (18.83) | 150,269 (17) |
 Outer regional | 38,610 (20.57) | 79,040 (9) |
 Remote | 12,286 (6.54) | 13,868 (2) |
 Very remote | 7206 (3.84) | 9162 (1) |
Indigenous status | ||
 No | 178,133 (93.8) | 879,306 (96) |
 Yes | 11,668 (6.2) | 37,849 (4) |
Previous pregnancya | ||
 No | 57,392 (30.24) | 397215.5 (34) |
 Yes | 132,414 (69.76) | 609864.5 (66) |
Pre-existing medical condition | ||
 No | 142,096 (74.86) | 740,343 (81) |
 Yes | 47,703 (25.14) | 178,196 (19) |
Plurality | ||
 Singleton | 183,832 (96.85) | 904.634 (98) |
 Twins | 5792 (3.05) | 12,124 (1.5) |
 Triplets and Quadruplets | 187 (0.10) | 1763 (.5) |
Smoking status | ||
 No | 163,337 (86.53) | 744,727 (81) |
 Yes | 25,568 (13.47) | 173,813 (19) |
 Age (mean) | 29.9 | 30.1 |
 BMI (mean) | 26.6 | 26.2 |