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Table 1 Baseline characteristics of participants with available physical activity data

From: Effects of a lifestyle intervention in routine care on prenatal physical activity – findings from the cluster-randomised GeliS trial

 Intervention (n = 1061)Control (n = 1040)Total (n = 2101)
Pre-pregnancy age (years)a30.1 ± 4.330.3 ± 4.630.2 ± 4.5
Pre-pregnancy weight (kg)a68.4 ± 13.167.9 ± 13.768.2 ± 13.4
Pre-pregnancy BMI (kg/m2)a24.4 ± 4.424.3 ± 4.624.4 ± 4.5
Pre-pregnancy BMI category (n (%))
 BMI 18.5–24.9 kg/m2684/1061 (64.5%)687/1040 (66.1%)1371/2101 (65.3%)
 BMI 25.0–29.9 kg/m2253/1061 (23.8%)225/1040 (21.6%)478/2101 (22.8%)
 BMI 30.0–40.0 kg/m2124/1061 (11.7%)128/1040 (12.3%)252/2101 (12.0%)
Educational level (n (%))
 General secondary school156/1060 (14.7%)173/1036 (16.7%)329/2096 (15.7%)
 Intermediate secondary school454/1060 (42.8%)430/1036 (41.5%)884/2096 (42.2%)
 High school450/1060 (42.4%)433/2096 (41.8%)883/2096 (42.1%)
Country of birth (n (%))
 Germany932/1060 (87.9%)930/1037 (89.7%)1862/2097 (88.8%)
 Others128/1060 (12.1%)107/1037 (10.3%)235/2097 (11.2%)
Nulliparous (n (%))660/1061 (62.2%)557/1039 (53.6%)1217/2100 (58.0%)
Living with a partner (n (%))1022/1057 (96.7%)988/1037 (95.3%)2010/2094 (96.0%)
Full-time employed (n (%))568/1047 (54.3%)514/1031 (49.9%)1082/2078 (52.1%)
  1. amean ± SD