Fatigue analysis
The prevalence of fatigue is assessed in 5 articles including 37 patients and the rate of fatigue varied between 3.26 and 40%. Based on the homogeneity between the results of the primary studies the fixed effects model was used for assessment. By revealing of articles, the frequency of fatigue in patients is (13.8% [95% CI 5.6–30.3, p =0.000]). Figure 5 (C).