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Evidence-Based Complementary and Alternative Medicine
Volume 2014, Article ID 925069, 11 pages
Review Article

A Systematic Review and Meta-Analysis of Herbal Medicine on Chronic Obstructive Pulmonary Diseases

1School of Chinese Medicine, LKS Faculty of Medicine, The University of Hong Kong, 10 Sassoon Road, Pokfulam, Hong Kong
2Department of Medicine, LKS Faculty of Medicine, The University of Hong Kong, Pokfulam, Hong Kong
3Chinese Medicine Section, Hospital Authority, Kowloon, Hong Kong

Received 17 December 2013; Revised 7 February 2014; Accepted 20 February 2014; Published 26 March 2014

Academic Editor: Myeong Soo Lee

Copyright © 2014 Hai Yong Chen et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Supplementary Material

Table S1: Frequency analysis of herbal medicines.

Table S2: Baseline of included studies.

Table S3: Subgroup differences among AECOPD, SCOPD, and/or Mixed COPD.

Table S4: Subgroup differences between placebo/non-placebo groups.

Supplementary Figure S1 Arterial blood gas: (A). Subgroup analysis of PaO2 (B). Subgroup analysis of PaCO2. Pooled studies showed HM may improve PaCO2 and PaO2 for AECOPD, which remains inclusive due the heterogeneity among studies.

  1. Supplementary Materials