Table 1.
Demographic and clinical characteristics at trial entry
| Characteristic | Lifestyle advice (n = 974) | Standard care (n = 950) | Total (n = 1924) |
|---|---|---|---|
| Maternal age, yearsa | 29.4 ± 5.4 | 29.6 ± 5.4 | 29.5 ± 5.4 |
| Gestational age at entry, weeksb | 14.3 (12.0 to 17.0) | 14.3 (12.0 to 17.1) | 14.3 (12.0 to 17.1) |
| Body mass index category, n (%) | |||
| 25.0 to 29.9 | 410 (42.1) | 421 (44.3) | 831 (43.2) |
| 30.0 to 34.9 | 282 (29.0) | 268 (28.2) | 550 (28.6) |
| 35.0 to 39.9 | 180 (18.5) | 155 (16.3) | 335 (17.4) |
| ≥40.0 | 102 (10.5) | 106 (11.2) | 208 (10.8) |
| Public patient, n (%) | 954 (97.9) | 927 (97.6) | 1881 (97.8) |
| Caucasian, n (%) | 883 (90.7) | 866 (91.2) | 1749 (90.9) |
| Smoker, n (%) | 124 (12.7) | 97 (10.2) | 221 (11.5) |
| Nulliparous, n (%) | 410 (42.1) | 385 (40.5) | 795 (41.3) |
| Index of Socio-economic Disadvantage, n(%)c | |||
| Unknown | 2 (0.2) | 1 (0.1) | 3 (0.2) |
| Quintile 1 (most disadvantaged) | 296 (30.4) | 274 (28.8) | 570 (29.6) |
| Quintile 2 | 231 (23.7) | 236 (24.8) | 467 (24.3) |
| Quintile 3 | 157 (16.1) | 143 (15.1) | 300 (15.6) |
| Quintile 4 | 138 (14.2) | 151 (15.9) | 289 (15.0) |
| Quintile 5 (least disadvantaged) | 150 (15.4) | 145 (15.3) | 295 (15.3) |
aMean ± standard deviation.
bMedian (interquartile range).
cIndex of Socio-economic - disadvantage as measured by SEIFA (socioeconomic indexes for areas [57]).