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Table 1 Demographic and clinical characteristics at trial entry (baseline)

From: The effects of antenatal dietary and lifestyle advice for women who are overweight or obese on neonatal health outcomes: the LIMIT randomised trial

Characteristic Lifestyle advice (n = 1105a) Standard care (n = 1097a) Total (n = 2202a)
Maternal age, yearsb 29.3 ± 5.4 29.6 ± 5.6 29.4 ± 5.5
Gestational age at entry, weeksc 14.0 (11.9 to 17.0) 14.1 (11.9 to 17.0) 14.1 (11.9 to 17.0)
Body mass index, kg/m2c 31.0 (28.1 to 35.9) 31.1 (27.7 to 35.6) 31.1 (27.9 to 35.8)
Body mass index categoryd    
 25.0 to 29.9 458 (41.4) 468 (42.7) 926 (42.1)
 30.0 to 34.9 326 (29.5) 318 (29.0) 644 (29.2)
 35.0 to 39.9 202 (18.3) 183 (16.7) 385 (17.5)
 ≥40.0 119 (10.8) 128 (11.7) 247 (11.2)
Public patientc 1081 (97.8) 1067 (97.3) 2148 (97.5)
Weight, kgb 88.6 ± 17.3 88.2 ± 17.6 88.4 ± 17.4
Height, cmb 164.9 ± 16.6 164.8 ± 16.5 164.8 ± 16.6
Racec    
 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)
Smokerc 154 (13.9) 126 (11.5) 280 (12.7)
Nulliparousc 457 (41.4) 441 (40.2) 898 (40.8)
Previous preterm birthc 57 (5.2) 59 (5.4) 116 (5.3)
Previous pre-eclampsiac 46 (4.2) 51 (4.6) 97 (4.4)
Previous stillbirthc 13 (1.2) 6 (0.5) 19 (0.9)
Previous neonatal deathc 11 (1.0) 7 (0.6) 18 (0.8)
Previous caesarean sectionc 197 (17.8) 214 (19.5) 411 (18.7)
Family history of diabetesc 288 (26.1) 290 (26.4) 578 (26.2)
Family history of hypertensionc 389 (35.2) 369 (33.6) 758 (34.4)
Family history of heart diseasec 187 (16.9) 179 (16.3) 366 (16.6)
Index of socio-economic disadvantagee    
 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)
  1. aIncludes all women randomised who did not withdraw consent to use their data.
  2. bMean ± standard deviation.
  3. cMedian (interquartile range).
  4. dn (%).
  5. eSocioeconomic index as measured by SEIFA (socioeconomic indexes for areas [31]).