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Table 1 Baseline characteristics (n =179a)).

From: Effect of a primary health-care-based controlled trial for cardiorespiratory fitness in refugee women

  Intervention group
(n = 91)
Control group
(n= 88)
P valueb)
Continuous data Median (IQR c) ) Median (IQR c) )  
Age (years) 43 (11) 41 (11) 0.33
Height (cm) 156 (7) 158 (8) 0.26
Weight (kg) 76 (20) 68 (22) 0.002
BMI (kg/m2) 31 (8) 28 (9) 0.001
Years in Sweden 7 (15) 18 (16) 0.009
Categorical data n (%) n (%)  
Age    
   18-39 43 (43) 37 (42) 0.94
   40-54 49 (49) 43 (49)  
   55- 7 (8) 8 (9)  
BMI category    
   Normal weight (< 25 kg/m2) 9 (10) 24 (27) 0.008
   Overweight 34 (37) 31 (35)  
   Obese (≥ 30 kg/m2) 48 (53) 33 (38)  
Education    
   < 10 years 49 (54) 36 (47) 0.65
   10-12 years 18 (20) 19 (25)  
   > 12 years 24 (26) 21 (28)  
Employed 26 (29) 36 (44) 0.03
Smokers 27 (30) 17 (19) 0.0001
Acculturation    
   High level of knowledge of Swedish 20 (24) 40 (53) 0.0001
Cardiorespiratory fitness (outcomes) Median (IQR) Median (IQR)  
Relative aerobic capacity (O2ml·kg·min-1) 23 (10) 32 (13) 0.0001
  n (%) n (%)  
Fitness level ≥ 23 O2ml·kg·min-1 (%) 49 (54) 73 (83) 0.0001
  1. (n = 179 a) )
  2. aAt least one measurement either at baseline or at 6-month follow-up of relative aerobic capacity.
  3. bWilcoxon rank sum test for continuous data and Chi-square test for categorical data.
  4. cInterquartile range (IQR)