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Table 1 General characteristics of the enrolled patients

From: Joint motion of bipolar hemiarthroplasty in routine hip functional movements: a dynamic motion study

Patient characteristics (n = 31)
Males, n (%) 10 (32.3%)
Age a (y): mean (SD); range 78.84 (6.02); 67 to 91
Follow-up time (mo): mean (SD); range 39.74 (26.38); 7 to 105
HHS score b: mean (SD); range 77.93 ± 15.90 (45.23–98.94)
EQ-5D score b: mean (SD); range 0.72 ± 0.10 (0.532–0.848)
Osteolysis b, n (%) 6 (19.4%)
Femoral stem loosening b, n (%) 5 (16.1%)
Fixed implant b, n (%) 20 (64.5%)
Migration of the bipolar head b (mm): mean (SD); range 2.26 (1.52); 0.38 to 6.45
  1. Abbreviation: n number of cases, y years, SD standard deviation, mo month, mm millimetres, HHS Harris Hip Score, EQ-5D EuroQol five-dimensional questionnaire
  2. a at the time of surgery
  3. b at the time of the follow-up