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. Author manuscript; available in PMC: 2011 Oct 12.
Published in final edited form as: Cochrane Database Syst Rev. 2009 Oct 7;(4):CD006690. doi: 10.1002/14651858.CD006690.pub2
Outcome or Subgroup Studies Participants Statistical Method Effect Estimate
4.1 Normalisation of fasting blood
glucose (n) 		1 Risk Ratio ( M-H , Random , 95% CI
)		 No totals
 4.1.1 Qiwei Tang Ping capsule 1 Risk Ratio ( M-H , Random , 95% CI
)		 No totals
4.2 Incidence of diabetes (n) 1 Risk Ratio ( M-H , Random , 95% CI
)		 No totals
 4.2.1 Qiwei Tang Ping 1 Risk Ratio ( M-H , Random , 95% CI
)		 No totals
4.3 Reduction in fasting blood
glucose (mmol/L) 		1 Mean Difference ( IV , Random ,
95% CI )		 No totals
 4.3.1 Qiwei tangping capsules 1 Mean Difference ( IV , Random ,
95% CI )		 No totals
4.4 Reduction in 2hr fasting blood
glucose after orale glucose tolerance
test (mmol/L) 		1 Mean Difference ( IV , Random ,
95% CI )		 No totals
 4.4.1 Qiwei tangping capsules 1 Mean Difference ( IV , Random ,
95% CI )		 No totals
4.5 Body mass index (kg/m2) 1 Mean Difference ( IV , Random ,
95% CI )		 No totals
 4.5.1 Qiwei tangping capsules 1 Mean Difference ( IV , Random ,
95% CI )		 No totals
4.6 Waist-to-hip ratio (WHR) 1 Mean Difference ( IV , Random ,
95% CI )		 No totals
 4.6.1 Qiwei tangping capsules 1 Mean Difference ( IV , Random ,
95% CI )		 No totals