|
Parameter
|
OR (95% CI)
|
P value
|
|---|
|
Male sex
|
3.287 (1.022 to 10.567)
|
0.046
|
|
BMI
|
0.960 (0.897 to 1.027)
|
0.236
|
|
Bilateral THA
|
13.896 (4.950 to 39.011)
|
< 0.0001
|
|
Hip ROM = 0°
|
2.513 (1.277 to 4.946)
|
0.008
|
|
BASRI-hip score of 4
|
0.700 (0.345 to 1.421)
|
0.324
|
|
Elevated ESR level
|
3.042 (1.320 to 7.014)
|
0.009
|
|
Elevated CRP level
|
0.885 (0.415 to 1.888)
|
0.752
|
|
TT (s)
|
1.189 (0.880 to 1.606)
|
0.260
|
|
APTT (s)
|
0.964 (0.901 to 1.032)
|
0.291
|
|
Fibrinogen(g/L)
|
0.780 (0.562 to 1.081)
|
0.136
|
|
Platelet level( × 109/L)
|
0.997 (0.992 to 1.002)
|
0.211
|
|
Preoperative Hb level (g/L)
|
1.043 (1.017 to 1.070)
|
0.001
|
|
Iliopsoas and adductor release
|
1.934 (0.860 to 4.350)
|
0.111
|
|
Administration of TXA
|
0.252 (0.134 to 0.472)
|
< 0.0001
|
|
Chemoprophylaxis of thrombosis
|
1.814 (0.896 to 3.674)
|
0.098
|
|
Operating time (min)
|
1.009 (1.003 to 1.016)
|
0.004
|
- AS ankylosing spondylitis, THA total hip arthroplasty, OR odds ratio, CI confidence interval, BMI body mass index, ROM range of motion, BASRI-hip Bath Ankylosing Spondylitis Radiology Hip Index, ESR erythrocyte sedimentation rate, CRP C-reactive protein, TT thromboplastin time, APTT activated partial thromboplastin time, Hb hemoglobin, TXA tranexamic acid
