Table 1—
Subject characteristics
Controls
Chronic cough
Number
6
8
Male %
1±17
2±25
Age yrs
27±3
37±5
Duration of cough yrs
7±5
FEV
1
% pred
100±2
105±6
Smoking
Never
5
8
Ex
0
0
Current
1
0
Data are presented as mean±sem
FEV
1
: forced expiratory volume in one second