The clinical and imaging presentation of acute

Table 3 Multivariate logistic regression: risk of multiple lesions

N = 119	Number in Group	Multiple lesions (N = 95)	%	OR - UNI	CI 95% - UNI	OR - MULTI¹	CI MULTI
Age ≤ 32 years	62	47	75.8%	1
Age > 32 years	57	48	84.2%	1.702	0.679-4.267	1.699	0.620-4.653
Scars at diagnosis NO	101	79	78.2%	1
Scars at diagnosis YES	18	16	88.9%	2.228	0.476-10.434	1.81	0.349-9.383
CRP < 12 mg/dL	58	45	77.6%	1
CRP > = 12 mg/dL	58	47	81.0%	1.234	0.501-3.039	1.151	0.425-3.117
Negative urinary cultures or hemocultures	81	60	74.1%	1
Positive urinary cultures and/or hemocultures	38	35	92.1%	4.083	1.136-14.679	4.204	1.139-15.515
Presence of the 3 main symptoms	77	65	84.4%	1
Absence of at least one of the 3 main symptoms	42	30	71.4%	0.462	0.186-1.146	0.437	0.168-1.13

CRP (C-reactive protein); Age: dichotomized at the median. Three main symptoms: fever; lumbar pain-tenderness; symptoms of lower UTI

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