Evidence-Based Complementary and Alternative Medicine / 2013 / Article / Tab 2

Review Article

Systematic Reviews and Meta-Analyses of Traditional Chinese Medicine Must Search Chinese Databases to Reduce Language Bias

Table 2

Comparison of SRs in TCM that searched Chinese databases with those that did not.

Whether Chinese databases were searched value for differences
YesNo

Number of SRs4337
SRs that included Chinese authors41 (95.35%)4 (10.81%)<0.001
Median number of included studies (range)8.00 (0–75)6.00 (0–36)0.58
Median number of studies from Chinese databases (range)8 (0–74)0<0.001
Number (%) of SRs tended to support for an efficacy of TCM treatment15 (34.88%)12 (32.43%)0.82
% of studies from Chinese databases (range)100.00% (0.00–100.00%)0<0.001

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