| | |
Baseline
| |
Follow-up
| |
ES
|
SRM
|
---|
Mean
|
95%-CI
|
Mean
|
95%-CI
|
---|
SF-36
|
Score
|
(mean, sd)
|
51.7
|
23.3
| |
75.9
|
17.2
| |
1.04
|
0.83
|
1.24
|
1.20
|
0.96
|
1.43
|
Physical functioning
|
Norm
|
(mean, sd)
|
68.9
|
22.5
| |
68.7
|
22.8
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.75
|
− 1.09
|
− 0.40
|
0.35
|
0.02
|
0.69
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
41.0
|
30.4
| |
65.7
|
25.6
| |
0.81
|
0.59
|
1.04
|
0.85
|
0.62
|
1.09
|
Role physical
|
Norm
|
(mean, sd)
|
64.4
|
20.4
| |
64.2
|
20.9
| | | | | | | |
|
SMD
| |
− 0.90
|
− 1.25
|
− 0.56
|
0.06
|
− 0.27
|
0.39
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
59.6
|
29.3
| |
79.0
|
23.1
| |
0.66
|
0.47
|
0.86
|
0.80
|
0.57
|
1.04
|
Bodily pain
|
Norm
|
(mean, sd)
|
52.3
|
12.3
| |
52.1
|
12.5
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
0.32
|
− 0.01
|
0.65
|
1.43
|
1.07
|
1.80
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
62.1
|
19.8
| |
72.8
|
17.1
| |
0.54
|
0.33
|
0.75
|
0.61
|
0.38
|
0.85
|
General health
|
Norm
|
(mean, sd)
|
53.4
|
9.1
| |
53.4
|
9.1
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
0.57
|
0.23
|
0.90
|
1.41
|
1.04
|
1.78
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
54.7
|
20.6
| |
70.5
|
18.9
| |
0.76
|
0.55
|
0.97
|
0.86
|
0.63
|
1.10
|
Vitality
|
Norm
|
(mean, sd)
|
54.7
|
10.2
| |
54.6
|
10.2
| | | | | | | |
|
SMD
|
(mean, sd)
|
0.00
|
− 0.33
|
0.33
|
1.04
|
0.69
|
1.39
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
71.8
|
29.5
| |
86.3
|
22.6
| |
0.49
|
0.28
|
0.71
|
0.55
|
0.31
|
0.78
|
Social functioning
|
Norm
|
(mean, sd)
|
81.3
|
7.3
| |
81.2
|
7.3
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.44
|
− 0.77
|
− 0.11
|
0.30
|
− 0.03
|
0.63
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
71.8
|
29.9
| |
81.7
|
23.3
| |
0.33
|
0.11
|
0.55
|
0.36
|
0.12
|
0.60
|
Role emotional
|
Norm
|
(mean, sd)
|
81.9
|
9.1
| |
81.9
|
9.1
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.45
|
− 0.79
|
− 0.12
|
− 0.01
|
− 0.34
|
0.32
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
76.1
|
17.5
| |
83.2
|
16.7
| |
0.40
|
0.19
|
0.61
|
0.45
|
0.21
|
0.69
|
Mental health
|
Norm
|
(mean, sd)
|
70.1
|
7.4
| |
70.0
|
7.4
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
0.45
|
0.12
|
0.78
|
1.01
|
0.66
|
1.37
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
37.3
|
11.0
| |
47.3
|
7.5
| |
0.91
|
0.71
|
1.12
|
1.05
|
0.81
|
1.28
|
Physical CS
|
Norm
|
(mean, sd)
|
40.4
|
7.6
| |
40.3
|
7.7
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.33
|
− 0.66
|
0.01
|
0.91
|
0.57
|
1.26
| | | | | | |
SF-36
|
Score
|
(mean, sd)
|
50.9
|
12.3
| |
54.0
|
10.3
| |
0.25
|
0.07
|
0.44
|
0.32
|
0.08
|
0.56
|
Mental CS
|
Norm
|
(mean, sd)
|
51.1
|
2.9
| |
51.1
|
2.9
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.02
|
− 0.35
|
0.31
|
0.38
|
0.05
|
0.71
| | | | | | |
SCL-90R
|
Score
|
(mean, sd)
|
87.7
|
14.9
| |
93.0
|
12.7
| |
0.35
|
0.23
|
0.47
|
0.68
|
0.44
|
0.92
|
Depression
|
Norm
|
(mean, sd)
|
89.8
|
3.5
| |
89.8
|
3.5
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.20
|
− 0.53
|
0.13
|
0.33
|
0.00
|
0.66
| | | | | | |
SCL-90R
|
Score
|
(mean, sd)
|
92.8
|
9.6
| |
96.3
|
7.9
| |
0.36
|
0.19
|
0.54
|
0.49
|
0.26
|
0.73
|
Anxiety
|
Norm
|
(mean, sd)
|
93.6
|
2.4
| |
93.6
|
2.4
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.12
|
− 0.45
|
0.21
|
0.45
|
0.12
|
0.79
| | | | | | |
SCL-90R
|
Score
|
(mean, sd)
|
95.0
|
8.2
| |
96.0
|
7.7
| |
0.12
|
0.00
|
0.25
|
0.23
|
-0.01
|
0.47
|
Phobic anxiety
|
Norm
|
(mean, sd)
|
96.8
|
1.2
| |
96.8
|
1.2
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.31
|
− 0.64
|
0.02
|
− 0.15
|
− 0.48
|
0.18
| | | | | | |
SCL-90R
|
Score
|
(mean, sd)
|
94.0
|
9.1
| |
96.1
|
7.0
| |
0.23
|
0.08
|
0.39
|
0.35
|
0.12
|
0.59
|
Interpersonal sensitivity
|
Norm
|
(mean, sd)
|
91.1
|
2.2
| |
91.0
|
2.2
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
0.44
|
0.11
|
0.78
|
0.98
|
0.63
|
1.32
| | | | | | |
SCL-90R
|
Score
|
(mean, sd)
|
86.2
|
12.3
| |
91.8
|
8.2
| |
0.45
|
0.29
|
0.61
|
0.67
|
0.44
|
0.91
|
Somatization
|
Norm
|
(mean, sd)
|
88.5
|
3.3
| |
88.5
|
3.3
| | | | | | | |
|
SMD
|
(mean, 95%-CI)
|
− 0.26
|
− 0.59
|
0.07
|
0.51
|
0.18
|
0.85
| | | | | | |
CSQ Catastrophizing
|
Score
|
(mean, sd)
|
83.6
|
16.8
| |
91.3
|
13.0
| |
0.46
|
0.26
|
0.65
|
0.56
|
0.32
|
0.79
|
CSQ Control pain
|
Score
|
(mean, sd)
|
55.1
|
28.2
| |
68.2
|
30.2
| |
0.47
|
0.23
|
0.71
|
0.46
|
0.22
|
0.69
|
CSQ Decrease pain
|
Score
|
(mean, sd)
|
54.4
|
26.8
| |
68.5
|
24.7
| |
0.53
|
0.27
|
0.78
|
0.48
|
0.24
|
0.72
|
6MWD
|
meters
|
(mean, sd)
|
361.8
|
125.5
| |
479.8
|
118.5
| |
0.94
|
0.75
|
1.13
|
1.19
|
0.95
|
1.43
|
- SF-36 = Short Form 36; CS = component summary; SCL-90R = Symptom Checklist-90 Revised; CSQ = Coping Strategies Questionnaire; 6MWT = 6 min walking test. Scaling of all scores: 0 = worst (maximal symptoms/disability); 100 = best (no symptoms/full function); exception: 6MWD (meters), sd = standard deviation for scores and norms or the lower and upper limit of the 95% confidence interval (95% CI) for the SMD, SMD = standardized mean difference between the scores and the norms; ES = effect size (according to Kazis), SRM = standardized mean difference (according to Liang), CI = confidence interval of the SMD/ES/SRM; p = type I error of the test that the SMD ≠ 0 (2-tailed, independent samples)