Thromboembolic and infectious complication risks in TKA and UKA: evidence from a Japanese nationwide cohort

Table 5 Multivariate logistic analysis for risk factors for deep vein thrombosis after knee replacement surgery during hospitalization

Variable	Odds ratio (95% CI)	χ² statistics	p-value
Age	1.005 (1.001–1.009)	5.7	0.017
Sex (female)	1.180 (1.098–1.268)	20.7	< 0.0001*
Total knee arthroplasty	1.467 (1.380–1.560)	152.5	< 0.0001*
Hypertension	1.129 (1.056–1.208)	12.5	0.0004*
Diabetes	0.966 (0.892–1.046)	0.7	0.39
Cerebrovascular disease	0.956 (0.792–1.154)	0.2	0.64
Chronic renal dysfunction	0.647 (0.501–0.836)	12.6	0.0009*
Ischemic heart disease	0.838 (0.724–0.971)	5.8	0.018
Cognitive impairment	1.017 (0.771–1.342)	0.01	0.9
Chronic lung disease	0.891 (0.536–1.482)	0.2	0.66
Hyperlipidemia	1.149 (1.064–1.242)	12.3	0.0004*
Rheumatic disease	0.866 (0.654–1.147)	1.0	0.32

^*P-values of < 0.01 are considered significant by the χ² test; CI confidence interval

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