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Table 1 Pre-intervention characteristics by group

From: The Healthy Start project: a randomized, controlled intervention to prevent overweight among normal weight, preschool children at high risk of future overweight

  Intervention group (n (%)) Shadow control group* (n (%)) Control group (n (%))
Boys 150 (55.4) 376 (56.6) 166 (61.0)
Girls 121 (44.6) 288 (43.4) 106 (39.0)
High birth weight only 163 (60.2) 384 (57.8) 173 (63.6)
Maternal pre-pregnancy overweight only 74 (27.3) 152 (22.9) 68 (25)
Low socioeconomic status only 8 (3.0) 74 (11.1) 8 (2.9)
High birth weight and maternal pre-pregnancy overweight 24 (8.9) 46 (6.9) 17 (6.3)
High birth weight and low socioeconomic status 1 (0.4) 6 (0.9) 4 (1.5)
Maternal pre-pregnancy over weight and low socioeconomic status 1 (0.4) 0 (0.0) 1 (0.4)
High birth weight and maternal pre-pregnancy over weight and low socioeconomic status 0 (0.0) 2 (0.3) 1 (0.4)
  1. * = n is the number of participants from which information on weight development is obtained from GP’s, and is hence not the final number of participants in control group 1.