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

Wimmer et al.

Wimmer et al. BMC Musculoskeletal Disorders 2013 14:19   doi:10.1186/1471-2474-14-19

Open Data