Skip to main content

Table 4 Follow-up psychosocial assessments and 95% confidence intervals and mean group differences

From: Telephone-based motivational interviewing versus usual care in primary care to increase physical activity: a randomized pilot study

 

Usual care

Intervention

Adjusted mean difference

SF-36

 Physical health composite t-score

45.73 (41.73, 49.74)

46.22 (42.47, 49.97)

0.48 (− 4.49, 5.45)

 Mental health composite t-score

51.50 (46.24, 56.75)

47.50 (42.36, 52.64)

− 3.99 (− 10.59, 2.61)

 General health composite t-score

48.65 (43.81, 53.48)

46.15 (41.39, 50.92)

− 2.49 (− 8,63, 3.64)

Motivations for physical activity score

 Enjoyment

3.50 (3.11, 3.89)

4.14 (3.75, 4.54)

0.64 (0.09, 1.20)

 Competence

3.72 (3.31, 4.13)

4.36 (3.94, 4.87)

0.64 (0.05, 1.23)

 Appearance

4.16 (3.76, 4.57)

4.85 (4.44, 5.27)

0.69 (0.11, 1.27)

 Fitness

5.49 (5.11, 5.88)

6.29 (5.90, 6.68)

0.79 (0.25, 1.34)

 Social

2.48 (2.06, 2.89)

3.08 (2.65, 3.50)

0.60 (0.00, 1.20)

Exercise self-regulation score

 External regulation

1.24 (1.05, 1.43)

1.23 (1.04, 1.43)

− 0.01 (− 0.28, 0.26)

 Introjected regulation

2.37 (1.96, 2.77)

2.68 (2.26, 3.10)

0.31 (− 0.28, 0.26)

 Identified regulation

5.20 (4.77, 5.64)

5.93 (5.48, 6.38)

0.73 (0.11, 1.36)

 Intrinsic regulation

3.96 (3.53, 4.38)

4.66 (4.22, 5.10)

0.71 (0.10, 1.32)

 Relative autonomy index

10.58 (9.33, 11.83)

12.85 (11.55, 14.15)

2.27 (0.46, 4.07)

Outcome expectancies score

4.02 (3.84, 4.20)

4.30 (4.11, 4.49)

0.28 (0.02, 0.54)

Physical activity self-efficacy score

 Making time to exercise

3.71 (3.28, 4.13)

3.77 (3.36, 4.17)

0.06 (− 0.47, 0.59)

 Sticking to exercise

4.04 (3.68, 4.40)

4.04 (3.68, 4.40)

0.00 (− 0.46, 0.47)

Social support—family score

 Participation

19.78 (16.43, 23.13)

19.18 (15.92, 22.45)

− 0.60 (− 4.92, 3.72)

 Rewards

3.47 (2.45, 4.49)

3.28 (2.27, 4.29)

− 0.19 (− 1.51, 1.13)

Social support—friends score

 Participation

15.89 (12.75, 19.03)

15.11 (12.17, 18.06)

− 0.77 (− 4.71, 3.16)

 Rewards

3.46 (2.53, 4.38)

2.81 (1.93, 3.68)

− 0.65 (− 1.82, 0.52)

  1. Data are expressed in adjusted means (95% confidence intervals). Means are adjusted for baseline values