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Table 2 Baseline assessment and changes in primary outcomes from baseline to 10 and 36 weeks (ITT)

From: Health promotion in individuals with mental disorders: a cluster preference randomized controlled trial

Variable

Intervention group (n=201)

Control group (n=83)

Between group change

p‡

Weight (kg), mean±SD

    

  baseline

87.95±20.74

85.19±16.04

 

0.23

  at 10 weeks

87.60±20.77

85.41±16.49

  

  change at 10 weeks

−0.35±2.15

0.22±2.14

0.57

0.04

  ≥ 5% weight loss, n (%)

11 (5.5%)

3 (3.6%)

  

  at 36 weeks

88.28±21.03

86.18±16.99

  

  change at 36 weeks

0.33±3.51

0.99±3.01

0.66

0.14

BMI (kg/m2), mean±SD

    

  baseline

30.22±6.14

29.52±5.41

 

0.37

  at 10 weeks

30.10±6.18

29.60±5.56

  

  change at 10 weeks

−0.12±0.75

0.08±0.78

0.20

0.04

  at 36 weeks

30.33±6.26

29.87±5.74

  

  change at 36 weeks

0.11±1.23

0.35±1.05

0.24

0.14

Waist (cm), mean±SD

    

  baseline

106.16±16.81

105.21±14.39

 

0.65

  at 10 weeks

105.87±16.73

105.76±14.72

  

  change at 10 weeks

−0.29±2.18

0.55±2.61

0.84

<0.01

  at 36 weeks

106.32±16.82

106.43±15.10

  

  change at 36 weeks

0.16±3.41

1.22±3.53

1.06

0.02

Fat mass (%), mean±SD

    

  baseline

34.17±10.55

33.37±10.63

 

0.57

  at 10 weeks

33.18±10.62

33.25±10.72

  

  change at 10 weeks

−0.99±2.51

−0.12±1.60

0.87

<0.01

  at 36 weeks

33.76±11.21

34.56±11.04

  

  change at 36 weeks

−0.41±3.57

1.19±2.58

1.60

<0.001

  1. ‡ Independent samples t-test.
  2. ITT, intention to treat; kg, kilogramme; BMI, Body Mass Index; cm, centimetre.