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Table 1 The causes of chronic and subacute cough

From: A novel diagnostic algorithm for chronic and subacute cough

PNDS

AS

GERD

Others

Undiagnosed

34.2%

44.5%

10.1%

8.4%

10.1%

  1. AS, asthma syndromes; GERD, gastroesophageal reflux disease; PNDS; postnasal drip syndrome. 26 patients with 2 causes, 6 patients with 3 causes.