Table 4: Forest plot of comparison: scalp acupuncture versus western conventional medicines: the clinical effective rate.

Study or subgroupExperimentalControl Weight Risk ratio M-H,
Fixed, 95% CI
Risk ratio
M-H, Fixed, 95% CI
EventsTotalEventsTotal

Chen and Jing 2008 [26]2830213018.7%1.33 [1.04, 1.72]480950.tab.002
Tang and Sun 1996 [22]2830253321.2%1.23 [0.99, 1.53]
Wei et al. 2005 [24]2132173115.4%1.20 [0.80, 1.80]
Xu et al. 2007 [25]6061506144.6%1.20 [1.06, 1.36]
Total (95% CI)153155100.0%1.23 [1.11, 1.37]
Total events137113
Heterogeneity: Chi² = 0.57, df = 3 ( ); = 0%
Test for overall effect: ( )