Table 1 Demographic, clinical and functional data of the study subjects
From: Clinical characteristics and comorbidities of elderly asthmatics who attend allergy clinics
All subjects | LOA | EOA | p | |
|---|---|---|---|---|
Subjects, % | 100 (n = 152) | 10.5 (n = 16) | 89.4 (n = 136) | |
Female, % | 73% | 74% | 68% | ns |
Age, yrs | 66 (SD 6.5) | 76 (SD 7) | 65 (SD 5) | < 0.0001 |
Former Smokers | 11% | 6,2% | 14,2% | ns |
Age of onset, yrs | 33.4 (SD 22.9) | 69.2 (SD 6.8) | 29 (SD 12.4) | < 0.0001 |
Asthma duration, yrs | 34.2 (SD 21.9) | 7.3 (SD 4) | 37.4 (SD 21) | < 0.0001 |
Asthma severity | ns | |||
severe persistent,% | 7.2 | 13 | 7 | ns |
moderate persistent,% | 74.3 | 75 | 74 | ns |
mild persistent,% | 15.7 | 12 | 16 | ns |
Intermittent,% | 2.6 | 0 | 3 | ns |
FEV11, % | 73 (SD 21) | 71 (SD 20) | 73 (SD 21) | ns |
FVC/FEV12, % | 69 (SD 12) | 68 (SD 11) | 70 (SD 12) | ns |
Subjects with normal FEV1, % | 39 | 50 | 37 | ns |
Subjects with reversibility, % | 59 | 62 | 58 | ns |
Subjects with high IgE, % | 54 | 72 | 51 | ns |
IgE (UI/ml) | 181 (SD 68) | 183 (SD 70) | 177 (SD 75) | ns |
Eosinophilic subjects, % | 52 | 50 | 54 | ns |
Eosinophil count, % | 6,1 | 6,3 | 4,3 | ns |