Table 2 Baseline characteristics at trial entry [27]

Maternal Age (Years)^*

29.3 (5.4)

29.6 (5.6)

29.4 (5.5)

Gestational Age at Entry (Weeks)⁺

14.0 (11.9-17.0)

14.1 (11.9-17.0)

14.1 (11.9-17.0)

Body Mass Index (kg/m²)⁺

31.0 (28.1-35.9)

31.1 (27.7-35.6)

31.1 (27.9-35.8)

Body Mass Index Category^#

  BMI 25.0-29.9

458 (41.4)

468 (42.7)

926 (42.1)

  BMI 30.0-34.9

326 (29.5)

318 (29.0)

644 (29.2)

  BMI 35.0-39.9

202 (18.3)

183 (16.7)

385 (17.5)

  BMI > =40.0

119 (10.8)

128 (11.7)

247 (11.2)

Public Patient^#

1081 (97.8)

1067 (97.3)

2148 (97.5)

Weight (kg)^*

88.6 (17.3)

88 · 2 (17.6)

88.4 (17.4)

Height (cm)^*

164.9 (6.6)

164 · 8 (6.5)

164.8 (6.6)

Race^#

  Caucasian

995 (90.0)

998 (91.0)

1993 (90.5)

  Asian

26 (2.4)

34 (3.1)

60 (2.7)

  Indian

40 (3.6)

35 (3.2)

75 (3.4)

  Other

44 (4.0)

30 (2.7)

74 (3.4)

Smoker^#

154 (13.9)

126 (11.5)

280 (12.7)

Nulliparous^#

457 (41.4)

441 (40.2)

898 (40.8)

Previous Preterm Birth^#

57 (5.2)

59 (5.4)

116 (5.3)

Previous Pre-eclampsia^#

46 (4.2)

51 (4.6)

97 (4.4)

Previous Stillbirth^#

13 (1.2)

6 (0.5)

19 (0.9)

Previous Neonatal Death^#

11 (1.0)

7 (0.6)

18 (0.8)

Previous Caesarean Section^#

197 (17.8)

214 (19.5)

411 (18.7)

Family History of Diabetes^#

288 (26.1)

290 (26.4)

578 (26.2)

Family History of Hypertension^#

389 (35.2)

369 (33.6)

758 (34.4)

Family History of Heart Disease^#

187 (16.9)

179 (16.3)

366 (16.6)

Index of Socio-economic Disadvantage^

  Unknown

2 (0.2)

1 (0.1)

3 (0.1)

  Quintile 1 (Most Disadvantaged)

340 (30.8)

321 (29.3)

661 (30.0)

  Quintile 2

271 (24.5)

264 (24.1)

535 (24.3)

  Quintile 3

173 (15.7)

174 (15.9)

347 (15.8)

  Quintile 4

150 (13.6)

178 (16.2)

328 (14.9)

  Quintile 5 (Least Disadvantaged)

169 (15.3)

159 (14.5)

328 (14.9)