From: Stem diameter and rotational stability in revision total hip arthroplasty: a biomechanical analysis
Size 18: | 40 um | 50 um | 100 um | 150 um | ε | |
---|---|---|---|---|---|---|
4 cm | Mean: | 18.94 | 21.48 | 29.56 | 32.32 | 0.3972 |
SD: | 2.51 | 1.97 | 5.17 | 8.02 | 0.0939 | |
3 cm | Mean: | 16.87 | 19.96 | 26.21 | 25.8 | 0.3398 |
SD: | 1.26 | 2.49 | 5.15 | 5.82 | 0.0695 | |
2 cm | Mean: | 11.39 | 13.04 | 20.31 | 23.02 | 0.2532 |
SD: | 7.42 | 9.16 | 15.38 | 15.54 | 0.1666 | |
Size 15: | 40 um | 50 um | 100 um | 150 um | ε | |
4 cm | Mean: | 13.24 | 15.43 | 21.54 | 23.2 | 0.2378 |
SD: | 2.67 | 2.85 | 4.34 | 6.14 | 0.0741 | |
3 cm | Mean: | 10.69 | 13.26 | 23.41 | 27.49 | 0.258 |
SD: | 3.36 | 4.5 | 8.13 | 7.16 | 0.086 | |
2 cm | Mean: | 7 | 8.07 | 13.07 | 17.66 | 0.0958 |
SD: | 1.58 | 1.79 | 2.34 | 3.16 | 0.0242 |