Table 2.
Comparison of distribution of coexisting diseases in HA and MLA groups, n (%).
| Type of coexisting disease | HA group | MLA group | χ 2 | P value |
| Coronary heart disease | 26 (33.3) | 59 (17.7) | 9.481 | <.05 |
| Hypertension | 52 (66.7) | 159 (47.6) | 9.196 | <.05 |
| Diabetes mellitus | 8 (10.3) | 79 (23.7) | 6.812 | <.05 |
| Old cerebral infarction | 18 (23.1) | 50 (15.0) | 3.016 | >.05 |
| Chronic bronchitis and emphysema | 12 (15.4) | 11 (3.3) | 15.320 | <.05 |
| Pulmonary infection | 4 (5.1) | 6 (1.8) | 1.724 | >.05 |
| Hepatic insufficiency | 28 (35.9) | 92 (27.5) | 2.137 | >.05 |
| Renal insufficiency | 4 (5.1) | 12 (3.6) | 0.094 | >.05 |
| Electrolyte disorder | 10 (12.8) | 24 (7.2) | 2.652 | >.05 |
| Hypoproteinemia | 30 (38.5) | 85 (25.4) | 5.321 | <.05 |
| Anemia | 30 (38.5) | 39 (11.7) | 32.537 | <.05 |