“…Minimal depression was seen in only four studies, [20,24,28,31] with a pooled prevalence of 28.0% (95% CI: 20.0 to 37.0) whereas mild depression was found in six studies, [24,[27][28][29][30]34] with pooled prevalence of 14.0% (95% CI: 4.0 to 28.0). The pooled prevalence of thirteen studies that have found moderate depression was found to be 15.0% (95% CI: 11.0 to 19.0) [20,21,24,25,[27][28][29][30][31][33][34][35]37]. The pooled prevalence of three studies that have found moderately severe depression was found to be 7.0% (95% CI: 3.0 to 12.0) [20,24,31].…”