Chinese Herbal Medicine (Weijing Decoction) Combined with Pharmacotherapy for the Treatment of Acute Exacerbations of Chronic Obstructive Pulmonary Disease

Table 2

Sensitivity analysis.

Outcome	Number of studies	Effect estimate MD/RR (95% CI)
FEV1	3 (Li 2009 [10], Jing et al., 2006 [21], Jing et al., 2007 [9])	MD 0.25 (0.14, 0.36)
FEV1%	2 (Li 2009 [10], Liu et al., 2006 [22])	MD 4.02 (0.38, 7.65)
PaO2	2 (Li 2009 [10], Jing et al., 2007 [9])	MD 13.83 (0.05, 27.60)
PaCO2	2 (Li 2009 [10], Jing et al., 2007 [9])	MD −5.10 (−11.28, 1.08)
Effective rate	4 (Li 2009 [10], Jing et al., 2006 [21], Jing et al., 2007 [9], Liu et al., 2006 [22])	RR 1.29 (1.14, 1.45)

Sensitivity analysis removed studies with unclear or high risk of bias for sequence generation.