Factors | β | S.E | T value | P value | 95%CI |
---|---|---|---|---|---|
Gender (X1) | |||||
Female | (Control group) | ||||
Male | − 3.56 | 1.58 | − 2.25 | 0.03 | − 6.69~− 0.42 |
Age (X2) | |||||
Y < 50 | (Control group) | ||||
50 ≤ Y < 60 | 2.80 | 3.30 | 0.85 | 0.40 | − 3.72~9.34 |
60 ≤ Y < 70 | 0.26 | 3.33 | 0.08 | 0.94 | − 6.32~6.86 |
70 ≤ Y < 80 | − 0.82 | 3.36 | − 0.24 | 0.81 | − 7.46~5.83 |
80 ≤ Y | − 0.67 | 3.88 | − 0.17 | 0.86 | − 8.35~7.01 |
ASA class (X3) | |||||
1 | (Control group) | ||||
2 | 2.49 | 1.36 | 1.83 | 0.07 | − 0.21~5.18 |
3 | 4.84 | 2.51 | 1.92 | 0.049 | − 0.14~9.81 |
Duration T (X4) | |||||
T < 2H | (Control group) | ||||
2H ≤ T < 3H | 1.07 | 2.13 | 0.50 | 0.62 | − 3.16~5.29 |
2H ≤ T < 3H | 8.09 | 2.86 | 2.84 | 0.005 | 2.44~13.74 |
4H ≤ T < 5H | 5.26 | 6.61 | 0.80 | 0.43 | − 7.83~18.35 |
T ≥ 5H | 4.71 | 5.74 | 0.82 | 0.41 | − 6.67~16.09 |
Pre-operation albumin (X5) | |||||
≥ 30 g/L | (Control group) | ||||
< 30 g/L | 18.33 | 5.41 | 3.39 | 0.001 | 7.61~29.05 |
Pre-operation ESR (X6) | |||||
< 15 mmol/h | (Control group) | ||||
≥ 15 mmol/h | 2.21 | 1.01 | 2.18 | 0.03 | 0.21~4.22 |
Primary disease (X7) | |||||
KOA | (Control group) | ||||
KRA | − 3.04 | 2.15 | − 1.42 | 0.16 | − 7.30~1.21 |
Merge disease (X8) | |||||
No | (Control group) | ||||
Yes | 1.97 | 1.12 | 1.76 | 0.08 | − 0.54~2.92 |
Tourniquet (X9) | |||||
No | (Control group) | ||||
Yes | 8.60 | 4.58 | 1.88 | 0.06 | − 0.48~17.68 |