Table III.
Comparison of fractures between females and males.
| Variable | Female | Male | p-value |
|---|---|---|---|
| Total, n | 314 | 270 | |
| Median age, yrs (IQR) | 79.00 (72.00 to 86.00) | 80.00 (71.00 to 86.12) | 0.692* |
| Stem brand, n (%) | †0.001 | ||
| C stem AMT | 10 (3.2) | 10 (3.7) | |
| C stem classic | 23 (7.3) | 16 (5.9) | |
| Charnley | 59 (18.8) | 28 (10.4) | |
| CPT | 117 (37.3) | 84 (31.1) | |
| Exeter | 105 (33.4) | 132 (48.9) | |
| Stem fixation, n (%) | †0.005 | ||
| CB | 59 (18.8) | 28 (10.4) | |
| PTS | 255 (81.2) | 242 (89.6) | |
| UCS grade, n (%) | < 0.001† | ||
| AG | 4 (1.3) | 3 (1.1) | |
| AL | 9 (2.9) | 9 (3.3) | |
| B1 | 149 (47.5) | 129 (47.8) | |
| B2 | 63 (20.1) | 89 (33.0) | |
| B3 | 26 (8.3) | 26 (9.6) | |
| C | 63 (20.1) | 14 (5.2) | |
| AO/OTA type, n (%) | †0.009 | ||
| Oblique | 39 (12.4) | 46 (17.0) | |
| Transverse | 31 (9.9) | 17 (6.3) | |
| Wedge | 17 (5.4) | 7 (2.6) | |
| Spiral | 197 (62.7) | 155 (57.4) | |
| Metaphyseal split | 17 (5.4) | 33 (12.2) | |
| N/A | 13 (4.1) | 12 (4.4) |
*
Mann-Whitney U test.
†
Chi-squared test.
CB, composite beam; IQR, interquartile range; N/A, not applicable; OTA, Orthopaedic Trauma Association; PTS, polished taper-slip; UCS, Unified Classification System