Table 2.
Preoperative comorbidities in hip fracture cases undergoing surgery with and without dementia
| No dementia N = 107,611 |
Dementia N = 27,304 |
p value | |
|---|---|---|---|
| Hypertension, n (%) | 41,294 (38.4) | 10,462 (38.3) | 0.87 |
| Arrhythmia, n (%) | 19,755 (18.4) | 5,243 (19.2) | < 0.001 |
| Myocardial infarction, n (%) | 6,452 (6.0) | 1,611 (5.9) | 0.56 |
| Congestive heart failure, n (%) | 16,525 (15.4) | 4,572 (16.7) | < 0.001 |
| Peripheral vascular disease, n (%) | 4,943 (4.6) | 947 (3.5) | < 0.001 |
| Cerebrovascular event, n (%) | 17,477 (16.2) | 5,905 (21.6) | < 0.001 |
| Chronic obstructive pulmonary disease, n (%) | 12,841 (11.9) | 2,736 (10.0) | < 0.001 |
| Connective tissue disease, n (%) | 5,412 (5.0) | 1,075 (3.9) | < 0.001 |
| Peptic ulcer disease, n (%) | 3,397 (3.2) | 931 (3.4) | 0.036 |
| Liver disease, n (%) | 1,185 (1.1) | 185 (0.7) | < 0.001 |
| Diabetes mellitus, n (%) | 15,987 (14.9) | 3,869 (14.2) | 0.004 |
| Hemiplegia, n (%) | 2,441 (2.3) | 470 (1.7) | < 0.001 |
| Chronic kidney disease, n (%) | 5,621 (5.2) | 1,324 (4.8) | 0.013 |
| Local tumor, n (%) | 11,893 (11.1) | 2,667 (9.8) | < 0.001 |
| Metastatic carcinoma, n (%) | 2,595 (2.4) | 367 (1.3) | < 0.001 |