Table 6.

Sensitivity analysis results of clinical efficacy.

Study omitted	Estimate	[95% Conf. Interval]
Chen and Shan (25)	1.3001033	1.2194467	1.3860947
Wu (33)	1.2724231	1.1956913	1.3540791
Xu et al. (27)	1.2879473	1.2043622	1.3773334
Dai and Zhengdong (35)	1.2802169	1.1979548	1.3681281
Xu (29)	1.3011975	1.2171762	1.3910189
Luo et al. (30)	1.2715725	1.1953256	1.3526829
Zhang et al. (31)	1.2844718	1.1982825	1.3768604
Wang et al. (32)	1.2647605	1.188412	1.346014
Zhang (34)	1.2939441	1.2086096	1.3853036
Zhao (26)	1.2931718	1.2080935	1.3842417
Wang (28)	1.2826974	1.1973552	1.3741225
Combined	1.2824938	1.2064571	1.3633228