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Table 1 Demographic and clinical characteristics at trial entry

From: The effects of antenatal dietary and lifestyle advice for women who are overweight or obese on maternal diet and physical activity: the LIMIT randomised trial

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)
  1. aMean ± standard deviation.
  2. bMedian (interquartile range).
  3. cIndex of Socio-economic - disadvantage as measured by SEIFA (socioeconomic indexes for areas [57]).