Table 2 Measures of hip geometry among patients operated for hip fracture at Queen Ingrids Hospital in Nuuk over a 7.7-year period
From: Hip geometry in hip fracture patients in Greenland occurring over a 7.7-year period
Men | Women | P a | |||||||
|---|---|---|---|---|---|---|---|---|---|
Mean | SD | Median | 25;75 percentiles | Mean | SD | Median | 25;75 percentiles | ||
Collodiaphysial angle (degree) | 134.8 | 5.0 | 134.6 | 130.9;139.0 | 132.6 | 4.7 | 132.7 | 129.9;135.3 | 0.057 |
Femur neck length (mm) | 38.0 | 5.5 | 38.9 | 33.2;42.7 | 33.9 | 5.0 | 34.3 | 29.8;37.1 | 0.001 |
Outer femur diameter (mm) | |||||||||
2 cm below lesser trochanter | 32.6 | 3.2 | 32.4 | 30.1;34.9 | 29.0 | 2.5 | 29.0 | 26.8;30.7 | < 0.001 |
5 cm below lesser trochanter | 29.2 | 3.0 | 29.4 | 27.0;32.0 | 26.3 | 2.6 | 26.1 | 24.1;28.3 | < 0.001 |
Inner femur diameter (mm) | |||||||||
2 cm below lesser trochanter | 21.9 | 3.3 | 21.3 | 19.6;23.8 | 20.4 | 2.7 | 20.7 | 18.6;22.3 | 0.028 |
5 cm below lesser trochanter | 15.7 | 2.6 | 14.8 | 13.7;17.8 | 15.7 | 2.7 | 15.4 | 13.7;17.0 | ns |
Cortical thickness (mm) b | |||||||||
2 cm below lesser trochanter | 5.4 | 1.0 | 5.4 | 4.6;6.0 | 4.3 | 0.9 | 4.2 | 3.5;4.9 | < 0.001 |
5 cm below lesser trochanter | 6.7 | 1.3 | 6.6 | 5.8;7.5 | 5.3 | 1.1 | 5.2 | 4.4;6.0 | < 0.001 |
Cortical thickness index c | |||||||||
2 cm below lesser trochanter | 0.16 | 0.03 | 0.17 | 0.15;0.19 | 0.15 | 0.03 | 0.14 | 0.13;0.17 | 0.022 |
5 cm below lesser trochanter | 0.23 | 0.03 | 0.25 | 0.20;0.26 | 0.20 | 0.04 | 0.20 | 0.18;0.23 | 0.003 |