Early warning prevention and control strategies to reduce perioperative venous thromboembolism in patients with gastrointestinal cancer

Table 4 Univariate and Multivariate logistic regression analysis of the occurrence of postoperative deep vein thrombosis of patients with gastrointestinal cancer

	DVT Group (n = 27)	Non-DVT Group (n = 237)	Univariate			Multivariate
			OR	95%CI	P value	OR	95%CI	P value
Age	70.81 ± 7.95	60.17 ± 8.36	1.03	1.04-1.35	0.026	1.083	1.070-3.265	0.032
Gender
Male	16 (59.26)	125 (52.74)	1
Female	11 (40.74)	112 (47.26)	1.30	0. 58-2.93	0.52
BMI	22.56 ± 1.92	21.83 ± 2.51	1.09	0.96-1.23	0.145
Education background
Junior secondary and below	5 (18.52)	72 (30.38)	1
Above junior secondary	22 (81.48)	165 (69.62)	0.52	0.19-1.43	0.371
Marital status
Having a spouse	17 (62.96)	163 (68.78)	1
Unmarried, widowed, or divorced	10 (37.04)	74 (31.22)	0.77	0.33-1.76	0.539
Hypertension, no	17 (62.96)	205 (84.50)	3.77	1.58-8.95	0.002
Diabetes, no	22 (81.48)	200 (84.39)	1.23	0.43-3.45	0.78
Hyperlipidemia, yes	8 (29.63)	25 (10.55)	3.57	1.41-8.99	0.005	1.127	1.139-2.564	0.042
TNM
I, II	6 (22.22)	67 (28.27)	1
III	12 (44.45)	75 (31.65)	0.56	0.25-1.26	0.18
Surgery method
Radical gastrectomy	13 (48.15)	125 (52.74)	1
Radical resection of colorectal cancer	9 (33.33)	73 (30.80)	0.832	0.37-1.81	0.651
Preoperative VTE risk grade
Medium-risk	6 (22.22)	107 (45.15)	1
High risk	21 (77.78)	130 (54.85)	1.12	0.13-0.89	0.023	2.131	1.085-5.178	0.001
Time of operation (min)	128.4 ± 29.47	112.2 ± 35.76	1.07	1.13-1.37	0.024	2.268	2.005-5.546	0.026
Intraoperative bleeding volume (mL)	91.46 ± 17.38	85.25 ± 20.26	1.06	0.48-1.26	0.127
Adoption of early warning prevention, no	18 (66.67)	110 (46.41)	1.28	0.18-1.0	0.046	3.747	1.523-6.956	0.017

OR: Odds ratio; CI: Confidence interval; DVT: Deep vein thrombosis; BMI: Body mass index; VTE: Venous thromboembolism; BMI: Body mass index.