Table 1.
Demographic characteristics by trial arm
| Characteristic | Comparison arm | Home visit (HV) arm | HV plus drop- in centre arm |
|---|---|---|---|
| n (%) n=2642 | n (%) n=2425 | n (%) n=2416 | |
| Maternal age (years), mean (SD) | 30.7 (5.3) | 31.1 (5.0) | 31.4 (5.1) |
| Infant age at 4 m KAS visit (weeks), mean (SD) | 17.7 (1.2) | 17.8 (1.3) | 17.8 (1.1) |
| Gestational age (weeks), mean (SD) | 39.1 (1.6) | 39.1 (1.6) | 39.0 (1.5) |
| Caesarean birth (2565/2344/2320)* | 826 (32.2) | 811 (34.6) | 829 (35.7) |
| First time mother (2642/2425/2416)* | 1037 (39.3) | 1001 (41.3) | 1017 (42.1) |
| Born in Australia (2603/2425/1303)* | 1795 (69.0) | 1407 (58.0) | 949 (73.8) |
| Health Care Card holder (1923/1877/596)* | 219 (11.4) | 342 (18.2) | 97 (16.3) |
| Aboriginal or Torres Strait Islander mother (2596/2425/1084)* | 35 (1.4) | 16 (1.0) | 17 (1.6) |
*Numbers in parentheses indicate number for whom this information was available (comparison arm, HV arm, HV plus drop-in centre).
KAS, Key Ages and Stages.