Table 1.
Descriptive summary of patients with AO 1.1–2.1 fractures
| AO class 1.1–2.1 | CMN (N=84) | SHS (N=97) | P | Test | |
|---|---|---|---|---|---|
| Age | Mean (SD) | 71.4 (17.9) | 68.6 (17.5) | 0.215 | Wilcoxon |
| Range | (26, 95) | (25, 97) | |||
| Median (IQR) | 77.5 (59, 85.5) | 70 (56, 83) | |||
| Sex | F | 51(60.7%) | 43(44.3%) | 0.028 | Chi-square |
| M | 33(39.3%) | 54(55.7%) | |||
| Year of service | Mean (SD) | 2008 (4) | 2007 (3) | 0.095 | Wilcoxon |
| Range | (2000, 2012) | (2000, 2012) | |||
| Median (IQR) | 2008 (2004, 2011) | 2007.5 (2005, 2009) | |||
| Follow-up (months) | Mean (SD) | 21.8 (31.3) | 26.0 (31.9) | 0.436 | Wilcoxon |
| Range | (0.1, 140.8) | (0.1, 130.0) | |||
| Median (IQR) | 8.5 (3.0, 28.0) | 10.2 (3.1, 42.8) | |||
| Time of service to mortality (months) |
Mean (SD) | 41.6 (38.5) | 54.2 (39.1) | 0.016 | Wilcoxon |
| Range | (0.1, 142.8) | (0.2, 148.5) | |||
| Median (IQR) | 28.7 (13.6, 64.2) | 50.1 (21.6, 83.7) | |||
| Iezzoni comorbidities | 0 | 44(52.4%) | 47(48.5%) | 0.900 | Fisher |
| 1 | 21(25%) | 25(25.8%) | |||
| 2 | 8(9.5%) | 13(13.4%) | |||
| 3 | 7(8.3%) | 9(9.3%) | |||
| 4 | 4(4.8%) | 3(3.1%) | |||
CMN, cephalomedullary nailing; IQR, interquartile range; SD, standard deviation; SHS, sliding hip screw