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Table 1 Study participants

From: Objectively measured physical activity during pregnancy: a study in obese and overweight women

  First trimester
(n = 55)
Second trimester
(n = 26)
Third trimester
(n = 21)
Age (yrs)    
   Mean (SD) 30.7 (5.3) 31.3 (6.5) 32.8 (3.9)
Gestation    
   Median (Range) 13 (11-15) 26 (25-28) 36 (34-37)
BMI category    
   25-29.9 kg/m2 33 (60%) 13 (50%) 13 (62%)
   ≥ 30 kg/m2 22 (40%) 13 (50%) 8 (38%)
Parity    
   Nulliparous 26 (47%) 12 (46%) 8 (38%)
   Multiparous 29 (53%) 14 (54%) 13 (62%)
Ethnic origin    
   White British 51 (93%) 24 (92%) 20 (95%)
   Other/unknown 4 (7%) 2 (8%) 1 (5%)
Employed in past week    
   Full time > 35 hours 20 (36%) 5 (19%) 3 (15%)
   Part time up to 35 hrs 22 (40%) 14 (54%) 3 (14%)
   Not working in previous week 13 (24%) 7 (27%) 15 (71%)
Living with partner    
   Yes 49 (89%) 23 (88%) 21 (100%)
   No 4 (7%) 3 (12%) -
   Missing 2 (4%) - -
Education level:    
   GCSE or lower (16 yrs) 11 (20%) 4 (15%) 3 (14%)
   A level/equivalent (18 yrs) 20 (36%) 12 (46%) 6 (29%)
   Degree/post graduate 18 (33%) 7 (27%) 11 (52%)
   Missing 6 (11%) 3 (12%) 1 (5%)