Meta-Analysis
Copyright ©The Author(s) 2022.
World J Clin Cases. Apr 26, 2022; 10(12): 3773-3786
Published online Apr 26, 2022. doi: 10.12998/wjcc.v10.i12.3773
Table 2 Meta-analysis of the prevention of delirium by melatonin in the studied hospitalized patients

Independent sample
Homogeneity test
Two-tailed test
Effect size and 95% confidence interval
χ2
P
I2
Z
P
Random effects model213744.49P < 0.000362%5.06P < 0.000010.69 (0.60, 0.80)