Table 5

Effect sizes of hypnosis/guided imagery on selected outcome variables

Outcome title

Number of studies

Number of patients

Effect size (SMD [95% CI])

Test for overall effect p-value

Heterogeneity I² [%]; Tau²


Final treat-ment


01 Pain

6

178

-1.17 [-2.21, -0.13]

0.03

88; 1.45


02 Fatigue

1

12

Not calculated


03 Sleep

2

66

Not calculated


04 Depressed mood

1

12

Not calculated


05 HRQOL

3

92

-0.90 [-2.55, 0.76]

0.29

91; 1.93


Follow up


01 Pain

2

88

Not calculated *


02 Fatigue

1

40

Not calculated


03 Sleep

1

40

Not calculated


04 Depressed mood

0

0


05 HRQOL

1

48

Not calculated


Abbreviations: HRQOL: Health-related quality of life; SMD: Standardised mean difference; CI: Confidence interval

* Standard deviation of one study not available

Bernardy et al. BMC Musculoskeletal Disorders 2011 12:133   doi:10.1186/1471-2474-12-133

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