Table 1.
Demographics of geriatric hip fracture patients.
| Surgery ≤24 h (N = 151,307) |
Surgery >24 h (N = 103,093) |
P-value | |
|---|---|---|---|
| In-hospital mortality, n (%) | 1,794 (1.2) | 1,942 (1.9) | <0.001 |
| Age, median [IQR] | 80 [74–85] | 81 [74–85] | <0.001 |
| Sex, n (%) | <0.001 | ||
| Female | 106,615 (70.5) | 67,778 (65.7) | |
| Male | 44,461 (29.4) | 35,163 (34.1) | |
| Missing | 231 (0.2) | 152 (0.1) | |
| Race, n (%) | |||
| White | 137,675 (91.0) | 91,798 (89.0) | <0.001 |
| Black | 5,113 (3.4) | 4,471 (4.3) | <0.001 |
| Asian | 1,623 (1.1) | 1,337 (1.3) | <0.001 |
| American Indian | 977 (0.6) | 455 (0.4) | <0.001 |
| Pacific Islander | 146 (0.1) | 109 (0.1) | 0.495 |
| Other | 4,228 (2.8) | 3,630 (3.5) | <0.001 |
| Missing | 772 (0.5) | 837 (0.8) | |
| OFS, n (%) | <0.001 | ||
| 0 | 74,081 (49.0) | 44,508 (43.2) | |
| 1 | 50,570 (33.4) | 36,659 (35.6) | |
| 2 | 20,934 (13.8) | 16,857 (16.4) | |
| 3 | 5,243 (3.5) | 4,590 (4.5) | |
| ≥4 | 479 (0.3) | 479 (0.5) | |
| RCRI, n (%) | <0.001 | ||
| 0 | 99,168 (65.5) | 59,969 (58.2) | |
| 1 | 41,129 (27.2) | 31,405 (30.5) | |
| 2 | 9,214 (6.1) | 9,464 (9.2) | |
| 3 | 1,585 (1.0) | 1,975 (1.9) | |
| ≥4 | 211 (0.1) | 280 (0.3) | |
| Hypertension, n (%) | 100,191 (66.2) | 71,472 (69.3) | <0.001 |
| Previous myocardial infarction, n (%) |
2,241 (1.5) | 2,179 (2.1) | <0.001 |
| Congestive heart failure, n (%) | 12,644 (8.4) | 14,042 (13.6) | <0.001 |
| Peripheral vascular disease, n (%) | 3,289 (2.2) | 2,851 (2.8) | <0.001 |
| Cerebrovascular disease, n (%) | 8,798 (5.8) | 7,385 (7.2) | <0.001 |
| Dementia, n (%) | 27,996 (18.5) | 19,433 (18.8) | 0.028 |
| Institutionalized, n (%) | 17,137 (11.3) | 12,664 (12.3) | <0.001 |
| Non-independent functional status, n (%) |
35,584 (23.5) | 26,918 (26.1) | <0.001 |
| COPD, n (%) | 23,526 (15.5) | 18,504 (17.9) | <0.001 |
| Current smoker, n (%) | 15,988 (10.6) | 10,471 (10.2) | <0.001 |
| Chronic renal failure, n (%) | 5,046 (3.3) | 5,148 (5.0) | <0.001 |
| Diabetes mellitus, n (%) | 34,610 (22.9) | 26,581 (25.8) | <0.001 |
| Cirrhosis, n (%) | 1,265 (0.8) | 1,157 (1.1) | <0.001 |
| Coagulopathy, n (%) | 5,716 (3.8) | 7,417 (7.2) | <0.001 |
| Currently receiving chemotherapy for cancer, n (%) |
1,521 (1.0) | 1,168 (1.1) | 0.002 |
| Metastatic cancer, n (%) | 1,963 (1.3) | 1,583 (1.5) | <0.001 |
| Drug use disorder, n (%) | 1,327 (0.9) | 1,049 (1.0) | <0.001 |
| Alcohol use disorder, n (%) | 3,456 (2.3) | 2,574 (2.5) | <0.001 |
| Major psychiatric illness, n (%) | 18,670 (12.3) | 12,184 (11.8) | <0.001 |
| Advanced directive limiting care, n (%) |
13,462 (8.9) | 9,639 (9.3) | <0.001 |
OFS, orthopedic frailty score; RCRI, revised cardiac risk index; COPD, chronic obstructive pulmonary disease.