From: Genetic susceptibility of early aseptic loosening after total hip arthroplasty: the influence of TIMP-1 gene polymorphism on Chinese Han population
Clinical characteristics
Aseptic loosening patients
Controls
Pvalue
Number
59
100
Age (years)
68.6 ± 8.4
70.3 ± 7.1
n.s
Female/male
22/37
36/64
BMI (kg/m2)
27.4 ± 5.9
26.9 ± 6.6
Mean time after THA (years)
8.2 ± 1.5
12.7 ± 2.3
<0.001