Primary cause of death in Korean patients with rheumatoid arthritis.
| Cause of Death | Total, n = 57 | Women, n = 40 | Men, n = 17 |
|---|---|---|---|
| Malignancy | 12 | 9 | 3 |
| Stomach | 2 | 1 | 1 |
| Colon | 1 | 1 | 0 |
| Lung | 1 | 1 | 0 |
| Breast | 1 | 1 | 0 |
| Pancreas | 1 | 1 | 0 |
| Bile duct | 2 | 1 | 1 |
| Gall bladder | 1 | 1 | 0 |
| Bladder | 1 | 0 | 1 |
| Non-Hodgkin’s lymphoma | 1 | 1 | 0 |
| Unknown origin | 1 | 1 | 0 |
| Respiratory system | 10 | 7 | 3 |
| Pneumonia | 4 | 2 | 2 |
| Interstitial lung disease | 2 | 2 | 0 |
| Lung abscess | 2 | 2 | 0 |
| Asthma | 1 | 1 | 0 |
| Pneumoconiosis | 1 | 0 | 1 |
| Ischemic heart disease | 5 | 3 | 2 |
| Chronic ischemic heart disease | 1 | 0 | 1 |
| Acute myocardial infarction | 4 | 3 | 1 |
| Hypertension | 1 | 0 | 1 |
| Cerebrovascular system | 5 | 3 | 2 |
| Cerebral infarction | 3 | 2 | 1 |
| Cerebral hemorrhage | 2 | 1 | 1 |
| Diabetes mellitus | 4 | 3 | 1 |
| Rheumatoid arthritis | 5 | 5 | 0 |
| Sepsis | 1 | 1 | 0 |
| Urinary tract infection | 1 | 0 | 1 |
| Intestinal perforation | 1 | 1 | 0 |
| Patent ductus arteriosus | 1 | 1 | 0 |
| Dementia | 3 | 2 | 1 |
| Parkinson’s disease | 1 | 1 | 0 |
| Agranulocytosis | 1 | 1 | 0 |
| Accident/suicide | 3 | 1 | 2 |
| Unknown | 3 | 2 | 1 |