Condition group | Sample size | Percent predicted FEV1 | Severity of Asthma Score |
---|---|---|---|
 |  | mean ± sd (range) | |
Asthma alone | 26 | 79.4 ± 19.6 (41-113) | 6.7 ± 5.5 (0-23) |
Asthma with rhinitis | 125 | 83.4 ± 18.1 (24-129) | 8.2 ± 5.4 (0-26) |
Rhinitis alone | 25 | 98.9 ± 13.3 (66-118) | 1.1 ± 1.1 (0-3) |
All subjects | 176 | 85.0 ± 18.6 (24-129) | 6.9 ± 5.6 (0-26) |