Table 6.

Factors associated with finding a true positive focus of fever on FDG-PET/CT

Parameter	Univariate OR (95% CI)	P	Multivariate OR (95% CI)	P
Age	1.00 (0.94–1.06)	0.96
Gender	0.75 (0.35–1.59)	0.45
Duration of fever (before FDG-PET/CT)	1.00 (1.00–1.00)	0.50
CRP	1.01 (1.00–1.01)	0.082	1.01 (1.00–1.02)	0.013
Leukocytes	0.93 (0.88–0.99)	0.019	0.91 (0.85–0.97)	0.004
PET with full-dose contrast-enhanced CT	1.29 (0.41–4.13)	0.66
Medical history
Healthy	0.73 (0.30–1.78)	0.49
Previous episode of unexplained fever	2.25 (0.39–12.80)	0.36
Hepatobiliary disease	0.87 (0.34–2.23)	0.78
Recurrent ear/nose/throat infections	0.80 (0.17–3.73)	0.77
Cardiac abnormality	2.42 (0.77–7.62)	0.13
Chromosomal abnormality	1.08 (0.26–4.56)	0.92
Other	0.73 (0.30–1.78)	0.49