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Table 2 Causes of chronic cough in different regions

From: Epidemiology of cough in relation to China

 

N

Asthma

PNDS

GERC

EB

Other causes

USA

      

Irwin RS [27] (1980)

49

25%

29%

10%

 

CB 12%

Poe [52] (1989)

139

35%

26%

5%

/

CB 7%

Irwin RS [28] (1990)

102

24%

41%

21%

/

CB 5%

Mello [29] (1996)

88

14%

38%

40%

/

/

UK

      

Brightling CE [31] (1999)

91

18%

24%

8%

13%

 

Birring SS [53] (2004)

236

17%

12%

15%

7%

PIC 7%

Kastelik JA [54] (2005)

131

24%

6%

22%

/

PIC 8%

Australia

      

Carney IK [32] (1997)

30

23%

73%

93%

10%

ACEI 23%

Turkey

      

Ayik S [34] (2003)

36

3%

22%

22%

33%

PIC 6%

Japan

      

Fujimura M [41] (2005)

176

36%

18%*

2%

/

AC 29% #

Korea

      

Joo JH [33] (2002)

92

16%

33%

/

12%

CB 15%

China

      

Yang ZM [37] (2005 Shanghai)

105

51.4%

26.7%

1.9%

5.7%

PIC 8.5%

Lai KF [35] (2006 Guangzhou)

194

14%

17%

12%

22%

AC 12%

Lu GL [36] (2009 Beijing)

123

33.3%

24.4%

20.3%

4.9%

AC 3.3%

Lai KF [19] (2012)

704

32.6%

18.6%

4.6%

17.2

AC 13.2%

  1. Abbreviations: PNDS Post-nasal drip syndrome, GERC Gastroesophageal reflux-related cough, EB Eosinophilic bronchitis, AC Atopic cough, PIC Post-infectious cough, CB chronic bronchitis, ACEI ACEI-related cough.
  2. # The definition of atopic cough in Japan is somewhat different from that in China.