Do we need repeated CT imaging in uncomplicated blunt renal injuries? Experiences of a high-volume urological trauma centre

Table 2 Multivariate logistic regression analysis to predict clinical progress

Baseline factors	Odds ratio (OR)	95% confidence interval (95% CI)	p Value*
Age (per one-year increase)	1.001	0.980–1.022	0.934
Sex (male vs. female)	0.851	0.246–2.951	0.800
Gross haematuria (yes vs. no)	0.510	0.214–1.212	0.127
Severity of trauma		–	0.001
Grade 4 (vs. Grade 3)	14.624	4.162–51.384	< 0.001
Grade 5 (vs. Grade 3)	22.878	2.733–191.536	0.004
Intervention at trauma day (yes vs. no)	3.219	1.271–8.149	0.014

Multivariate model adjusted for age, sex, haematuria at baseline, severity of trauma and intervention at trauma day. CI, confidence interval; OR, odds ratio

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