Table 1 Univariate analysis of collected data
Factor | Overall (n = 123) | Non-cutout group (n = 108) | Cutout group (n = 15) | p value† | OR (95% CI) |
|---|---|---|---|---|---|
Age (mean ± SD) | 80.4 ± 8.40 | 80.3 ± 8.43 | 81.1 ± 8.46 | 0.744* | 1.01 (0.95–1.08) |
Gender | 0.255† | 2.35 (0.63–8.84) | |||
Male | 43 (35.0) | 40 (37.0) | 3 (20.0) | ||
Female | 80 (65.0) | 68 (63.0) | 12 (80.0) | ||
Fracture site | 0.781† | 1.27 (0.43–3.77) | |||
Left | 71 (57.7) | 63 (58.3) | 8 (53.3) | ||
Right | 52 (42.3) | 45 (41.7) | 7 (46.7) | ||
AO/OTA classification | 0.108† | NA | |||
31A1 | 62 (50.4) | 58 (53.7) | 4 (26.7) | ||
31A2 | 56 (45.5) | 46 (42.6) | 10 (66.7) | ||
31A3 | 5 (4.1) | 4 (3.7) | 1 (6.6) | ||
Singh index | 0.428† | 1.56 (0.52–4.68) | |||
≤ 3 | 61 (49.6) | 53 (49.1) | 9 (60.0) | ||
> 3 | 62 (50.4) | 55 (50.9) | 6 (40.0) | ||
Anesthesia | 0.598† | 1.96 (0.42–9.27) | |||
Spinal | 95 (77.2) | 82 (75.9) | 13 (86.7) | ||
General | 28 (22.8) | 26 (24.1) | 2 (13.3) | ||
ASA | 0.719† | NA | |||
2 | 54 (43.9) | 46 (42.6) | 8 (53.3) | ||
3 | 66 (53.7) | 59 (57.4) | 7 (46.7) | ||
4 | 3 (2.4) | 3 (2.8) | 0 (0.0) | ||
Fixation type (%) | 0.559† | 1.39 (0.46–4.21) | |||
Blade | 41 (33.3) | 35 (32.4) | 6 (40.0) | ||
Screw | 82 (66.7) | 73 (67.6) | 9 (60.0) | ||
Reduction quality | 0.176† | NA | |||
Good | 54 (43.9) | 50 (46.3) | 4 (26.7) | ||
Acceptable | 47 (38.2) | 38 (35.2) | 9 (60.0) | ||
Poor | 22 (17.9) | 20 (18.5) | 2 (13.3) | ||
ED value | 0.71 ± 0.40 | 0.64 ± 0.34 | 1.25 ± 0.43 | < 0.001* | 50.01 (8.42–297.19) |