Table 1.

Clinical characteristics

	Normal	Chronic cough
Number	16	13
Age#	48 (4)	54 (4)
Male/Female	7/9	3/10
FEV1% predicted#	106 (4)	91 (4)*
FEV1/FVC %#	82 (1)	81 (1)
Total LCQ#	6.9 (0.01)	5.7 (0.33)*
Physical domain#	6.9 (0.03)	5.5 (0.30)*
Psychosocial domain#	7.0 (0.0)	6.0 (0.38)*
Social domain#	7.0 (0.02)	5.8 (0.44)*
Cough VAS#	0.9 (0.4)	29.5 (6.3)*
Mannitol PD15	> 2.8	> 2.8
Capsaicin C2∧	16 (0.1)	4 (0.2)*
Capsaicin C5∧	251 (0.1)	63 (0.1)*
Mannitol C2∧	126 (0.2)	32 (0.2)*
Mannitol C5∧	501 (0.04)	316 (0.07)*

#mean (SEM), ∧geometric mean (logSEM), *p < 0.05