Variables | Univariate analysis OR (95% CI) | p-value | Multivariate analysis Adjusted OR (95% CI) | p-value |
---|---|---|---|---|
Age (years) | 1.026 (1.012–1.039) |  < 0.001 | 0.984 (0.964–1.005) | 0.127 |
BMI (kg/m2) | 0.861 (0.812–0.913) |  < 0.001 | 0.903 (0.840–0.970) | 0.005 |
Sex | ||||
 Male | 1 |  | 1 |  |
 Female | 1.631 (1.068–2.492) | 0.024 | 0.878 (0.482–1.600) | 0.671 |
Reasons of operation | ||||
 FNF | 1 |  |  |  |
 ONFN | 1.420 (0.967–2.084) | 0.074 |  |  |
 OAH | 1.030 (0.666–1.593) | 0.895 |  |  |
 Operation time (min) | 1.011 (1.005–1.016) |  < 0.001 | 1.011 (1.003–1.018) | 0.006 |
 Intraoperative blood loss (mL) | 1.002 (1.001–1.004) | 0.002 | 1.003 (1.000–1.005) | 0.017 |
Type of anesthesia | ||||
 GA | 1 |  |  |  |
 CSEA | 1.291 (0.937–1.798) | 0.117 |  |  |
Smoking | ||||
 No | 1 |  |  |  |
 Yes | 1.458 (0.923–2.303) | 0.106 |  |  |
Drinking | ||||
 No | 1 |  |  |  |
 Yes | 1.202 (0.748–1.932) | 0.447 |  |  |
Hypertension | ||||
 No | 1 |  | 1 |  |
 Yes | 1.915 (1.370–2.678) |  < 0.001 | 1.400 (0.873–2.245) | 0.163 |
Diabetes | ||||
 No | 1 |  | 1 |  |
 Yes | 1.497 (1.013–2.212) | 0.043 | 1.371 (0.801–2.347) | 0.249 |
Cardiovascular disease | ||||
 No | 1 |  |  |  |
 Yes | 1.239 (0.759–2.022) | 0.391 |  |  |
Cerebrovascular disease | ||||
 No | 1 |  | 1 |  |
 Yes | 3.780 (2.410–5.928) |  < 0.001 | 2.485 (1.369–4.514) | 0.003 |
Osteoporosis | ||||
 No | 1 |  | 1 |  |
 Yes | 3.13 (2.227–4.398) |  < 0.001 | 2.273 (1.464–3.529) |  < 0.001 |
TP (g/L) | 0.958 (0.936–0.980) |  < 0.001 | 1.004 (0.960–1.050) | 0.868 |
ALB (g/L) | 0.930 (0.899–0.963) |  < 0.001 | 1.118 (1.038–1.205) | 0.003 |
GLB (g/L) | 0.982 (0.951–1.014) | 0.268 |  |  |
SAA (mg/L) | 1.004 (1.002–1.006) |  < 0.001 | 1.003 (1.001–1.005) | 0.014 |
IRON (μmol/L) | 1.005 (0.991–1.018) | 0.499 |  |  |
TIBC (μmol/L) | 0.972 (0.954–0.990) | 0.002 | 0.991 (0.966–1.018) | 0.517 |
CRP (mg/L) | 1.003 (0.999–1.008) | 0.162 |  |  |
RBC (1,012/L) | 0.208 (0.152–0.286) |  < 0.001 | 0.842 (0.386–1.839) | 0.666 |
HB (g/L) | 0.935 (0.924–0.947) |  < 0.001 | 0.936 (0.894–0.980) | 0.005 |
HCT (%) | 0.830 (0.800–0.861) |  < 0.001 | 0.972 (0.860–1.099) | 0.952 |
MCV (fL) | 1.010 (0.984–1.037) | 0.436 |  |  |
MCH (pg) | 0.988 (0.923–1.057) | 0.724 |  |  |
MCHC (g/L) | 0.971 (0.954–0.988) | 0.001 | 0.979 (0.951–1.009) | 0.164 |