|
Clinician assessment of cause of asthma onset |
||||
| Cause of Morbidity* |
Total Cases, N (%) |
New-onset Cases N (%) |
Reactivated Cases N (%) |
Relative Risk,** [95% C.I.] |
|
|
||||
| Infection Induced |
275 (59) |
144 (70) |
131 (51) |
1.4, [1.2, 1.6] |
| Allergy Induced |
63 (14) |
19 (9) |
44 (17) |
0.54, [0.32, 0.89] |
| Exercise Induced |
20 (4) |
9 (4) |
11 (4) |
1.02, [0.43, 2.41] |
| Other |
23 (5) |
12 (6) |
11 (4) |
1.36, [0.61, 3.02] |
| No Etiology Given |
84 (18) |
23 (11) |
61 (24) |
0.47, [0.30, 0.73] |
| Total |
465* |
207 |
258 |
|
|
*4 missing observations **Unadjusted Relative Risk, New-onset cases versus reactivated cases with reference group representing all other etiologic categories combined, including "no etiology given" | ||||
Sama et al. Environmental Health: A Global Access Science Source 2003 2:10 doi:10.1186/1476-069X-2-10 |
||||