1.

冷刺激不敏感组与敏感组患者各特点比较

Characteristics of participants included in the study

Variables	Cold insensitive group (n=45)	Cold sensitive group (n=35)	P
Data are presented as Mean ± SD or n. (%). ACT:Asthma control test; FEV1:Forced expiratory volume in 1s; FVC:Forced vital capacity.
Age (year)	31.38±8.28	29.94±5.01	0.34
Women (n)	25	21	0.69
BMI (kg/m2)	21.31±1.92	21.74±2.05	0.34
Smoking (Pack-years)	11.79±7.25	10.61±6.11	0.44
Allergic rhinitis	8 (17.78%)	5 (14.29%)	0.67
Number of exacerbation in the past year	1.91±0.97	3.09±1.22	0
Short-acting β2-agonists (on-demand)	2 (4.44%)	6 (17.14%)	0.13
Oral and intravenous corticosteroids	1 (2.22%)	3 (8.57%)	0.42