Table 1.
Clinical characteristics of anaphylaxis patients.
| Adults (18–64 years) n (%) | Older adults (≥65 years) n (%) | pa | |
|---|---|---|---|
| Total | 887 (91.3) | 84 (8.7) | |
| Age, years, median (min-max) | 38 (18–64) | 68 (65–87) | |
| Sex | |||
| Female | 551 (62.1) | 47 (56) | 0.267 |
| Male | 336 (37.9) | 37 (44) | 0.267 |
| Atopy | 240 (27) | 12 (14.3) | 0.010 |
| Comorbidities | 401 (45.2) | 76 (90.4) | < 0.001 |
| Asthma and other respiratory diseases | 161 (18.1) | 29 (34.5) | < 0.001 |
| Cardiovascular diseases | 141 (15.9) | 64 (73.6) | < 0.001 |
| Diabetes mellitus | 75 (8.5) | 20 (23.8) | < 0.001 |
| Neuropsychiatric diseases | 51 (5.7) | 6 (7.1) | 0.604 |
| Thyroid diseases | 38 (4.3) | 3 (3.6) | 0.756 |
| Rheumatological diseases | 27 (3.0) | 2 (2.4) | 0.733 |
| Malignant diseases | 18 (2) | 4 (4.7) | 0.108 |
| Gastrointestinal-liver diseases | 14 (1.6) | 3 (3.6) | 0.682 |
| Concurrent medications | 240 (27) | 55 (65.5) | < 0.001 |
| ACE inhibitors | 39 (4.4) | 22 (26.2) | < 0.001 |
| Beta blockers | 69 (7.8) | 27 (32.1) | < 0.001 |
| NSAIDs | 172 (19.4) | 25 (29.8) | 0.024 |
ACE, angiotensin converting enzyme; NSAIDs, nonsteroidal anti-inflammatory drugs.
a
Chi Square test (data were shown as number and percentages)