Characteristic* | Patients | Controls |
(N=1282) | (N=12785) | |
Alcohol-related diseases | 151 (11.8) | 72 (0.6) |
Asthma or COPD | 95 (7.4) | 314 (2.5) |
HRA† | 14 (1.1) | 12 (0.1) |
LRA‡ | 77 (6.0) | 302 (2.4) |
Hospitalisation for COPD | 4 (0.3) | 0 (0.0) |
Diabetes mellitus | 45 (3.5) | 148 (1.2) |
Haematological malignancy | 25 (2.0) | 5 (0.04) |
Organ or bone marrow transplantation | 13 (1.0) | 13 (0.1) |
Non-haematological malignancy | 11 (0.9) | 23 (0.2) |
Immunodeficiency or rheumatic diseases | 56 (4.4) | 190 (1.5) |
HIV infection | 10 (0.8) | 7 (0.1) |
Chronic liver disease | 9 (0.7) | 1 (0.008) |
Cardiac failure | 8 (0.6) | 13 (0.1) |
Chronic renal failure | 6 (0.5) | 4 (0.03) |
Diseases of spleen | 2 (0.2) | 1 (0.008) |
No underlying condition | 923 (72.0) | 12042 (94.2) |
↵* Individuals may have more than one underlying condition.
↵† Hospitalisation for asthma in the past 12 months.
↵‡ Entitlement to prescription drug benefit for asthma or COPD but no hospitalisation for asthma in the past 12 months.
COPD, chronic obstructive pulmonary disease; HRA, high risk asthma; LRA, low risk asthma.