Multivariate adjusted odds ratios (aOR) between characteristics at baseline in 2017 and the presence of cough at the 12-month follow-up

Characteristic at baselineaOR (95% CI)p-value
Gastro-oesophageal reflux disease5.02 (1.10–22.83)0.037
Presence of a chemical trigger2.88 (1.20–7.00)0.018
Duration of cough more than 1 year2.80 (1.27–6.22)0.011
Somatic symptom sum#1.31 (1.07–1.59)0.008
Number of family members0.71 (0.52–0.98)0.034

#: per individual somatic symptom; : per number of family members other than the respondent.