“…Unfortunately, the analysis was conducted on a per-protocol basis; the dropout rate was moderate (14%), and the statistical methods employed did not adjust for baseline differences in PSQI global scores [44, 45]. Other previous studies have reported beneficial effects of acupressure on insomnia in patients without chronic kidney disease, including the elderly [31, 33], postmenopausal women [35], and cancer patients [36]. The apparent disparity in findings compared with the present study may relate to the limitations of the previous studies, including suboptimal methodologic quality, for example, lacking of placebo control [35, 36], selective outcome reporting [31], and inclusion of predominantly Asian patient populations [31, 33, 35, 36].…”