Table 2.
Types of underlying diseasesa)
| Diseases | Male (%) | Female (%) | Total (%) |
|---|---|---|---|
| Cardiovascular diseases | 53 (42.1%) | 19 (23.9%) | 72 (37.3%) |
| Metabolic diseases | 46 (36.5%) | 22 (32.8%) | 68 (35.2%) |
| Respiratory diseases | 33 (26.1%) | 22 (32.8%) | 55 (28.5%) |
| Digestive system diseases | 22 (17.5%) | 8 (11.9%) | 30 (15.5%) |
| Malignant tumor | 16 (12.7%) | 9 (13.4%) | 25 (13.0%) |
| Psychological diseases | 14 (11.1%) | 11 (16.4%) | 25 (13.0%) |
| Neurological diseases | 14 (11.1%) | 10 (14.9%) | 24 (12.4%) |
| Hepatic diseases | 16 (12.7%) | 4 (5.9%) | 20 (10.3%) |
| Kidney diseases | 16 (12.7%) | 2 (3.0%) | 19 (9.8%) |
a) The breakdown of cases includes overlapping patients.