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Table 1 Causes of chronic cough in different regions of China

From: Diagnosis and treatment of chronic cough in China: an insight into the status quo

 

Regions

N

Asthma

PNDS

GERC

EB

Others

Ma et al. [28] (2003)

Guangzhou

86

28%

26%

14%

15%

/

Lai et al. [29] (2006)

Guangzhou

194

14%

17%

12%

22%

AC (12%)

Wang et al. [30] (2007)

Beijing

106

66.3%

14.1%

10.4%

1.9%

PIC (3.8%)

Yang et al. [31] (2005)

Shanghai

105

51.4%

26.7%

1.9%

5.7%

PIC (8.5%)

Cao et al. [32] (2009)

Chongqing

233

25.5%

44.4%

9.1%

/

PIC (2.1%)

Si et al. [33] (2010)

Shenyang

96

39.4%

13.5%

1.9%

12.5%

AC (11.5%)