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Table 1 The summary of the basic characteristics of the groups

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

n.s

BMI (kg/m2)

27.4 ± 5.9

26.9 ± 6.6

n.s

Mean time after THA (years)

8.2 ± 1.5

12.7 ± 2.3

<0.001