Auricular Acupressure in Patients with Hypertension and Insomnia: A Systematic Review and Meta-Analysis

Table 4

Subgroup analyses based on various criteria for PSQI.

Subgroup	n	MD (95% CI)	Heterogeneity (%)	value
Total sample size
≤80	4	−2.96 [−2.96, −2.09]	0
>80	6	−2.26 [−6.42, −1.89]	99
Intervention time
≤15 days	5	−4.16 [−6.20, −2.13]	93
>15 days	4	−0.12 [−12.14, −4.32]	99
Control type
AP + AHDs vs. AHDs	6	−0.71 [−3.86, −2.43]	99
AP vs. no intervention	3	−4.67 [−7.09, −2.25]	84

AP: auricular acupressure; RN: routine nursing.