Table 4

 Relationship between ECRHS definition suggesting asthma in 1358 Gulf War veterans and SMOIL and dust storm exposure and completion of deployment before the air war

n%Adjusted OR†95% CI
*Dose response is the expected increase in the odds ratio per category increase in SMOIL exposure.
†Odds ratios adjusted for age, height, weight, atopic status, smoking, service type, rank, education, and marital status.
    Any81111.20.8 to 1.8
        Low70121.30.8 to 1.9
        High1190.90.4 to 1.9
    Dose response*1.10.8 to 1.4
Dust storms
    Yes77121.10.8 to 1.7
Deployment completed before air war
    No119111.71.0 to 2.9