Table 1. Patient Demographics.
| Variable | 30-Day mortality group | 30-Day survivor group | p-value |
|---|---|---|---|
| No. | 118 (9) | 1,238 (91) | |
| Sex | < 0.001* | ||
| Male | 49 (42) | 320 (26) | |
| Female | 69 (58) | 918 (74) | |
| Age (yr) | 86 (65–100) | 81 (24–104) | < 0.001* |
| Fracture type | 0.756 | ||
| Intracapsular-displaced | 34 (29) | 386 (31) | |
| Intracapsular-undisplaced | 39 (33) | 384 (31) | |
| Intertrochanteric | 33 (28) | 300 (24) | |
| Subtrochanteric | 7 (6) | 96 (8) | |
| Other | 5 (4) | 72 (6) | |
| ASA grade | 0.004* | ||
| I | 13 (11) | 106 (9) | |
| II | 24 (20) | 336 (27) | |
| III | 53 (45) | 647 (52) | |
| IV | 28 (24) | 148 (12) | |
| V | 0 | 1 (0) | |
| Admission source | < 0.001* | ||
| Own home | 62 (53) | 976 (79) | |
| Residential/nursing home | 42 (36) | 202 (16) | |
| Already inpatient in hospital | 5 (4) | 29 (2) | |
| Inpatient from other hospital | 1 (1) | 3 (0) | |
| Unknown | 8 (7) | 28 (0) | |
| Preinjury walking ability | < 0.001* | ||
| Independent | 32 (27) | 560 (45) | |
| Single walking stick | 26 (22) | 238 (19) | |
| 2 Sticks/frame | 6 (5) | 59 (5) | |
| Wheelchair/scooter | 25 (21) | 128 (10) | |
| Unknown | 29 (25) | 253 (20) | |
| Hours to surgery | 79 (3–656) | 75 (3–774) | 0.884 |
Values are presented as number (%) or mean (range).
ASA: American Society of Anesthesiologists.
*Variables have a p-value < 0.15 and were included in the multivariate analysis.