Table 2 Demographic and clinical characteristics of the study cohort
From: Sex differences in the morphological failure patterns following hip resurfacing arthroplasty
entire study cohort | entire study cohort n = 204 | valid data on sex n = 173 | ||||
|---|---|---|---|---|---|---|
unknown sex n = 31 | valid data on sex n = 173 | men n = 88 | women n = 85 | |||
age (median age [years], IQR) | 56, 50 to 60 | 51, 48 to 60 | 56, 50 to 60 | 56, 51 to 60 | 56, 49 to 60 | |
P = 0.531 | P = 0.584 | |||||
clinical diagnosis | osteoarthritis | 107 | 5 | 102 | 54 | 48 |
avascular necrosis of femoral head | 10 | 0 | 10 | 8 | 2 | |
rheumatoid arthritis | 7 | 0 | 7 | 3 | 4 | |
arthritis secondary to trauma | 7 | 0 | 7 | 3 | 4 | |
developmental hip dysplasia | 17 | 1 | 16 | 6 | 10 | |
P = 0.867 | P = 0.288 | |||||
THRA design | ASR™ | 143 | 18 | 125 | 66 | 59 |
DUROM® | 16 | 1 | 15 | 8 | 7 | |
Cormet™ | 20 | 6 | 14 | 6 | 8 | |
BHR™ | 14 | 4 | 10 | 4 | 6 | |
ReCAP® | 11 | 2 | 9 | 4 | 5 | |
P = 0.127 | P = 0.877 | |||||
duration of implantation (median in situ time [days], IQR) | 147, 51 to 399 | 127, 25 to 570 | 147, 55 to 384 | 124, 54 to 327 | 182, 55 to 445 | |
P = 0.724 | P = 0.373 | |||||
size of the femoral component (median diameter [mm], IQR) | 46, 44 to 50 | 46, 44 to 50 | 46, 42 to 48 | 50, 48 to 52 | 44, 42 to 46 | |
P = 0.175 | P = 0.000 | |||||