Table 2 Mean and SD values for psychosocial process variables in intervention and control groups, and odds ratios and 95% CI (unless otherwise indicated)

Amotivation (n = 1098)

0.46 (0.76)

0.33 (0.66)

0.69 (0.54-0.90)

External (n = 1102)

0.67 (0.88)

0.68 (0.85)

1.07 (0.86-1.34)

Introjected (n = 1102)

1.66 (1.14)

1.94 (1.19)

1.56 (1.25-1.95)

Identified (n = 1105)

2.50 (1.03)

2.83 (1.91)

1.66 (1.33-2.07)

Intrinsic (n = 1102)

2.10 (1.25)

2.65 (1.14)

2.28 (1.81-2.86)

Autonomous motivation* (n = 1096)

6.88 (6.84)

9.30 (6.23)

0.32 (0.21 to 0.44)

Self-efficacy (n = 1102)

3.44 (1.07)

3.37 (1.12)

0.85 (0.68 to 1.05)

Social Support family (participation and involvement) (n = 1044)

1.83 (0.91)

2.01 (0.93)

1.45 (1.15-1.82)

Family - exercise together^# (n = 1036)

1.74 (1.07)

1.75 (1.10)

0.94 (0.71-1.24)

Family - verbal support ^# (n = 1036)

2.16 (1.20)

2.51 (1.22)

1.93 (1.47-2.52)

Family - planning exercise^# (n = 1040)

1.52 (0.90)

1.64 (1.00)

1.42 (1.06-1.90)

Social support friends (participation and involvement) (n = 1006)

0.84 (0.85)

0.98 (0.84)

1.37 (1.09-1.73)

Friends - exercise together^## (n = 1001)

1.50 (0.90)

1.51 (0.87)

1.06 (0.78-1.45)

Friends - verbal support ^## (n = 1004)

1.71 (0.98)

1.89 (1.06)

1.37 (1.04-1.81)

Friends - planning exercise^## (n = 981)

1.24 (0.62)

1.27 (0.68)

1.11 (0.75-1.64)