Table 4.
Demographics, patient characteristics and the results of simple logistic regression analysis
| Demographic characteristics | Postoperative complications | ||||
|---|---|---|---|---|---|
| All patients (N = 211) |
No (N = 172) | Yes (N = 39) | OR (95% CI) | p-value | |
| Age (Med [IQR]) | 86 [80–90] | 85 [78.8–90] | 88 [85.5–91.5] | 1.06 (1.01–1.11) | 0.01 |
| Sex (%) | |||||
| Women | 169 (80.1) | 137 (79.7) | 32 (82.1) | ref | Ref |
| Men | 42 (19.9) | 35 (20.3) | 7 (17.9) | 0.86 (0.35–2.1) | 0.74 |
| Fracture type (%) | |||||
| Intra-articular | 84 (39.8) | 68 (39.5) | 16 (41.0) | ref | Ref |
| Extra-articular | 122 (57.8) | 101 (58.7) | 21 (53.8) | 0.88 (0.43–1.81) | 0.73 |
| Subtrochanteric | 5 (2.4) | 3 (1.7) | 2 (5.1) | 2.83 (0.44–18.4) | 0.28 |
| Days until return to long-term residence (Med [IQR]) | 31 [23–43] | 29.5 [21–41] | 43 [31–52.5] | 1.02 (1.00–1.04) | 0.03 |
| Discharge destination (%) | |||||
| Home | 85 (40.2) | 76 (89.4) | 9 (10.6) | ref | Ref |
| Nursing care institution | 126 (59.7) | 96 (76.2) | 30 (23.8) | 2.4 (1.16–4.92) | 0.02 |
| ASA class (%) | |||||
| 1 | 11 (5.2) | 11 (6.4) | 0 | ref | Ref |
| 2 | 141 (66.8) | 119 (69.2) | 22 (56.4) | (PS1–2) | |
| 3 | 58 (27.5) | 42 (24.4) | 16 (41.0) | 2.39 (1.16–4.92) | 0.02 |
| 4 | 1 (0.5) | 0 0.0) | 1 (2.6) | (PS3–4) | |
| CCI (%) | 1.0 [0–2] | 1.0 [0–2] | 1.0 [1–2] | ||
| 0 | 61 (28.9) | 57 (33.1) | 4 (10.3) | ref | Ref |
| 1 | 71 (33.6) | 49 (28.5) | 22 (56.4) | 6.4 (2.06–19.8) | 0.01 |
| 2< | 79 (37.4) | 66 (38.4) | 13 (33.3) | 2.81 (0.86–9.09) | 0.09 |
| Hemoglobin (g/dl) (Mean (SD)) | 11.8 (1.9) | 11.0 (1.8) | 12.0 (1.8) | 0.75 (0.62–0.91) | 0.004 |
| CONUT (med [IQR]) | 3.1 [0.00–11.00] | 3.0 [0.00–11.00] | 4.00 [0.00–10.00] | 1.30 (1.10–1.54) | 0.002 |
| Normal | 45 (21.3) | 33 (73.3) | 12 (26.7) | ||
| Light | 115 (54.5) | 91 (79.1) | 24 (20.9) | ||
| Moderate | 49 (23.2) | 36 (73.5) | 13 (26.5) | ||
| Severe | 2 (0.9) | 0 | 2 (100) | ||
OR Odds Ratio
CI Confidence Interval
IQR Interquartile Range
ref Reference
ASA-PS American Society of Anesthesiologists Physical Status
CCI Charlson Comorbidity Index
SD Standard Deviation
CONUT Controlling Nutritional Status