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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 1 Overview of all variables collected including case numbers of the different endpoints and standard deviations and of all total endoprostheses used in the patient collective (Zimmer Biomet)

From: Clinical effects of different center of rotation reconstructions in total hip arthroplasty after femoral neck fractures: a cohort study including a follow-up analysis on patient’s mobility and daily living ability

 

Total N

Incl. RCML

Barthel Index upon discharge

Thereof incl. RCML

Follow-up

Thereof incl. RCML

N

110

86

68

53

47

43

Sex (M/W)

M: 29 (26.4%)

W: 81 (73.6%)

M: 17 (19.8%)

W: 69 (80.2%)

M: 19 (27.9%)

W: 49 (72.1%)

M: 10 (18.9%)

W: 43 (81.1%)

M: 12 (25.5%)

W: 35 (74.5%)

M: 11 (25.6%)

W: 32 (74.4%)

Age (years)

77 ± 8.55

77.12 ± 8.57

80.19 ± 7.50

79.85 ± 7.50

76.87 ± 8.47

76.63 ± 8.65

Size (cm)

167.41 ± 9.43

166.41 ± 9.66

167.96 ± 7.77

167.35 ± 7.87

168.13 ± 8.51

167.97 ± 8.76

Weight (kg)

67.91 ± 14.47

67.30 ± 14.53

68.41 ± 14.96

67.33 ± 15.18

67.17 ± 13.46

67.65 ± 13.97

BMI

24.26 ± 4.22

24.42 ± 3.94

24.26 ± 4.34

24.26 ± 4.07

23.79 ± 3.57

24.04 ± 3.60

RC-ML (mm)

−0.08 ± 4,38

−0.08 ± 4.38

−0.06 ± 4.29

−0.06 ± 4.29

−0.29 ± 5.08

−0.29 ± 5.08

RC-SI (mm)

−1.59 ± 4.71

−1.63 ± 4.54

−2.03 ± 4.29

−2.19 ± 4.20

−1.49 ± 5.19

−1.74 ± 4.96

ALL (mm)

1.03 ± 6.75

0.94 ± 6.73

0.91 ± 6.54

0.83 ± 6.72

0.80 ± 7.62

0.61 ± 7.58

Prosthesis

Shaft

 

Acetabulum

M.E. Müller straight stem®

82 (74.55%)

Spotorno ® stem

21 (19.09%)

Zweymüller stem ®

6 (5.45%)

Revitan ® stem

1 (0.91%)

Allofit® cup

98 (89.09%)

Low profile cup

11 (10%)

Avantage

1 (0.91%)