Table 2

Distribution of asthma and asthma-like symptoms according to treatment with hormonal contraceptives in 1536 premenopausal women

No hormonal contraception (n=1159) Hormonal
contraception (n=377)
p value
Asthma (n=74)56 (4.8%)18 (4.8%)0.964
Wheezing (n=63)295 (25.5%)96 (25.5%)0.997
Asthma medication (n=63)45 (3.9%)18 (4.8%)0.448
Coughing at exertion (n=220)167 (14.4%)53 (14.1%)0.866