Table 1 Patient data in the study and control groups
|  | Study group (n = 70) | Control group (n = 173) | p value |
|---|---|---|---|
Patient data | |||
Age [years] | 69.2 ± 9.9 | 67.1 ± 9.8 | 0.14 |
Sex [m / f] | 23 / 47 | 69 / 104 | 0.31 |
(% male) | 32.9 | 39.9 | |
Weight [kg] | 73.4 ± 11.4 | 76.7 ± 14 | 0.08 |
Height [m] | 1.66 ± 0.09 | 1.68 ± 0.1 | 0.12 |
BMI [kg / m2] | 26.2 ± 3.9 | 26.7 ± 4.4 | 0.42 |
HHS preop. | 35.5 ± 14.3 | 39.4 ± 15.7 | 0.07 |
Femoral defects (I – III Paprosky classification) [intraoperative findings] | |||
Type I [n] (%) | 4 (5.7) | 12 (6.9) | 0.73 |
Type II A [n] (%) | 20 (28.6) | 55 (31.8) | 0.62 |
Type II B [n] (%) | 15 (21.4) | 33 (19.1) | 0.68 |
Type II C [n] (%) | 12 (17.1) | 35 (20.2) | 0.58 |
Typ III [n] (%) | 19 (27.1) | 38 (22) | 0.39 |
MRP-TITAN stem diameter | |||
13 / 14 mm [n] (%) | 10 (14.3) | 22 (12.7) | 0.74 |
15 / 16 mm [n] (%) | 21 (30) | 56 (32.4) | 0.72 |
17 / 18 mm [n] (%) | 24 (34.3) | 59 (34.1) | 0.98 |
19 / 20 mm [n] (%) | 13 (18.6) | 35 (20.2) | 0.77 |
≥ 21 mm [n] (%) | 2 (2.9) | 1 (0.6) | 0.15 |