Table 3 Baseline characteristics of hip fracture patients over 80 years old in matched cohorts
Hemoglobin (g/dl) | P value | ||
|---|---|---|---|
< 11 (n = 265) | ≥ 11 (n = 265) | ||
Age, years | 84.9 (3.7) | 85.1 (3.7) | 0.251 |
ASA physical status | |||
II | 153 (57.7) | 148 (55.8) | 0.661 |
III | 112 (42.3) | 117 (44.2) | |
Female sex | 78 (29.4) | 74 (27.9) | 0.701 |
Preoperative days | 4 [3,5] | 4 [3,5] | 0.972 |
COPD | 84 (31.7) | 75 (28.3) | 0.394 |
Hypertension | 150 (56.6) | 157 (59.2) | 0.538 |
Diabetes | 48 (18.1) | 51 (19.2) | 0.738 |
CAD | 17 (6.4) | 18 (6.8) | 0.861 |
Heart failure | 3 (1.1) | 2 (0.8) | > 0.999 |
Atrial fibrillation | 3 (1.1) | 3 (1.1) | > 0.999 |
Stroke | 41 (15.5) | 34 (12.8) | 0.383 |
Cancer | 16 (6.0) | 15 (5.7) | 0.853 |
Dementia | 5 (1.9) | 6 (2.3) | 0.761 |
Depression | 0 (0) | 2 (0.8) | 0.499 |
Parkinson | 7 (2.6) | 8 (3.0) | 0.793 |
Pneumonia | 6 (2.3) | 3 (1.1) | 0.504 |
Lung function | |||
No to mild lung function decline | 177 (66.8) | 169 (63.8) | 0.173 |
Moderate lung function decline | 42 (15.8) | 58 (21.9) | |
Severe lung function decline | 46 (17.4) | 38 (14.3) | |
Diagnosis | |||
Femoral neck fracture | 148 (55.8) | 161 (60.8) | 0.645 |
Intertrochanteric fracture | 114 (43.0) | 100 (37.7) | |
Subtrochanteric fracture | 1 (0.4) | 1 (0.4) | |
Other | 2 (0.8) | 3 (1.1) | |
Anesthesia technique | |||
With nerve block | 123 (46.4) | 112 (42.3) | 0.355 |
Without nerve block | 90 (34.0) | 106 (40.0) | |
Epidural anesthesia | 52 (19.6) | 47 (17.7) | |
Surgery type | |||
Internal fixation | 116 (43.8) | 109 (41.4) | 0.612 |
Hemiarthroplasty | 118 (44.5) | 129 (48.7) | |
Arthroplasty | 31 (11.7) | 27 (10.2) | |
Duration of anesthesia, min | 165 [136,207] | 165 [135,200] | 0.980 |
Duration of surgery, min | 55 [40,65] | 55 [40,65] | 0.559 |