Review Article

Effects of Whole-Body Vibration Therapy in Patients with Fibromyalgia: A Systematic Literature Review

Table 4

Level of conclusion according to the Dutch CBO guidelines.

Outcome measureLevel of conclusion

Balance2
Quality of life2
Serum insulin-like growth factor-13
Strength3
Fatigue2
Pain3
Depression3
Stiffness3
Disability index (fibromyalgia impact questionnaire)2

CBO: Institute for Healthcare Improvement.
Level 2: one trial of level A2 or at least two independent trials of level B (see the Appendix); 3: one trial of level B or C (see the Appendix).