|
Variable
|
AVNFH (n = 135)
|
Control (n = 142)
|
P - value
|
|---|
|
Age (years)
|
70.6 ± 11.71
|
68.4 ± 10.39
|
0.11*a
|
|
Sex (M:F)
|
63:72
|
68:74
|
0.84*b
|
|
ASA scale, No.
| | |
0.99*c
|
|
I
|
26
|
29
| |
|
II
|
37
|
41
| |
|
III
|
53
|
48
| |
|
IV
|
19
|
24
| |
|
V
|
0
|
0
| |
|
Laterality (L/R)
|
84/51
|
88/54
|
0.97*b
|
|
BMI (kg/m2)
|
24.6 ± 1.60
|
24.3 ± 1.74
|
0.14*a
|
|
BMD
|
2.0 ± 0.41
|
2.1 ± 0.54
|
0.11*a
|
|
Garden classification (No.)
|
84
| |
0.97*c
|
|
I
|
17
|
20
| |
|
II
|
31
|
37
| |
|
III
|
44
|
45
| |
|
IV
|
43
|
40
| |
-
*Not statistically significant. aAnalysed using an Independent-Samples t-test; bAnalysed using the Chi-square test; cAnalysed using the Mann-Whitney test. AVNFH Avascular necrosis of the femoral head, ASA American Society of Anesthesiologists, BMI Body mass index, BMD Bone mineral density
