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典型哮喘与咳嗽变异型患者吸烟史、过敏性鼻炎、过敏史和家族史差异分析

History of smoking, allergies, and family history of patients with typical asthma (TA) and cough-variant asthma (CVA)

Parameters	TA BPT(+)	TA BDP(+)	CVA	Control group	Fisher	P
*P<0.05. CVA: Cough variant asthma. TA BPT(+ ): Typical asthma with positive bronchial provocation test. TA BDT(+ ): Typical asthma with positive bronchial dilation test.
Smoking history (yes/no)	4/11	5/7	2/14	4/23	4.335	0.216
Allergic rhinitis (yes/no)	10/5	6/6	6/10	3/24	14.90	0.001*
Allergic history (yes/no)	0/15	2/10	1/15	2/25	2.585	0.461
Family history (yes/no)	0/15	1/11	1/15	0/27	3.290	0.275