Variable
|
Cases
|
Controls
|
p
a
|
---|
Mean ± sd
|
Mean ± sd
|
---|
Physical functioning
|
41.2 ± 13.0
|
42.7 ± 12.2
|
0.295
|
Role physical
|
40.7 ± 13.0
|
44.6 ± 12.0
|
0.009
|
Bodily pain
|
46.4 ± 9.2
|
50.0 ± 7.0
|
<0.001
|
General health
|
44.0 ± 6.2
|
45.9 ± 7.9
|
0.023
|
Vitality
|
45.4 ± 7.9
|
46.6 ± 8.6
|
0.227
|
Social functioning
|
43.0 ± 12.5
|
45.6 ± 9.6
|
0.055
|
Role emotional
|
44.7 ± 12.6
|
47.2 ± 10.0
|
0.063
|
Mental health
|
44.8 ± 8.9
|
45.1 ± 7.9
|
0.732
|
Physical component summaryb
|
42.2 ± 12.0
|
45.5 ± 11.2
|
0.019
|
Mental component summaryc
|
45.8 ± 11.6
|
46.6 ± 8.9
|
0.509
|
-
aStudent’s t test; bThe effect size of the difference was 0.28 (95% CI: 0.05-0.51); cThe effect size of the difference was 0.08 (95% CI: −0.15-0.31).