Table 8.

Logistic regression analysis for risk factor for the incidence of DVT.

Factor	Regression coefficient	Standard deviation	Wald	P	OR	95% CI
						Lower limit	Upper limit
Type of anesthesia	4.316	1.512	8.153	0.004	74.917	3.871	1449.826
SBP	−0.044	0.021	4.145	0.042	0.957	0.918	0.998
DBP	0.017	0.019	0.811	0.368	1.018	0.98	1.057
RBC	0.184	0.119	2.375	0.123	1.202	0.951	1.519
WBC	−0.321	0.15	4.559	0.033	0.726	0.541	0.974
Neutrophil	0.459	0.242	3.593	0.058	1.582	0.985	2.541
Monocyte (109/L)	−0.692	1.72	0.162	0.688	0.501	0.014	14.568
Lymphocyte	−0.678	0.607	1.248	0.264	0.508	0.155	1.688
Swallowing reflex time	0.215	0.094	5.205	0.023	1.24	1.031	1.492
Extubation time	0.296	0.078	14.472	<0.001	1.344	1.154	1.565
Consciousness recovery time	0.518	0.163	10.125	0.001	1.679	1.22	2.31
Plt	−0.029	0.014	4.211	0.04	0.971	0.945	0.999
FIB	0.551	0.3	3.384	0.066	1.735	0.965	3.122
PT	−0.553	0.413	1.669	0.196	0.587	0.261	1.318
APTT	−0.055	0.091	0.363	0.547	0.947	0.792	1.132
Pv	−2.093	1.647	1.616	0.204	0.123	0.005	3.108

OR – odds ratio; 95% CI – 95% confidence interval; SBP – systolic blood pressure; DBP – diastolic blood pressure; HR – heart rate; SPO₂ – saturation of peripheral oxygen; FIB – plasma fibrinogen; PT – prothrombin time; APTT – activated partial thromboplastin time.