Table 1 Participant characteristics at baseline by pre-pregnancy weight status [percentage (count)]
Characteristic | Whole sample (n=582) | Healthy weight*^(n=386) | Overweight+^(n=196) | Differencea |
|---|---|---|---|---|
Age in years mean ± s.d. (range) | 29.9 ± 5.1 (17–45) | 29.9 ± 5.2 (17–45) | 30.0± 5.1 (18–42) | p=0.809 |
Parity Nulliparous | 60.6 (351) | 63.3 (243) | 55.4 (108) | p=0.072 |
Marital Status Married | 62.3 (361) | 62.1 (239) | 62.9 (122) | p=0.484 |
Defacto | 32.2 (187) | 31.9 (123) | 33.0 (64) | |
Single | 5.3 (21) | 6.0 (23) | 4.1 (8) | |
Education Year 10 or less | 7.6 (44) | 7.1 (27) | 8.2 (16) | p=0.003 |
Year 12 or equivalent | 14.6 (85) | 14.4 (55) | 14.9 (29) | |
Vocational training‡ | 33.0 (192) | 29.0 (111) | 41.0 (80) | |
University or higher university degree | 44.8 (261) | 49.6 (190) | 35.9 (70) | |
Incomeb Low income $50 000 or less | 23 (110) | 20 (66) | 26 (44) | p=0.089 |
Middle income $50001 to 100000 | 50 (247) | 48 (158) | 52 (89) | |
High income >$100000 | 28 (142) | 31 (103) | 23 (39) | |
Birth country Australia | 70 (404) | 65 (251) | 79 (153) | p=0.001 |
Language other than English at home | 13.8 (80) | 16.9 (65) | 7.7 (15) | p=0.003 |