Long fasting is effective in inhibiting physiological myocardial 18F-FDG uptake and for evaluating active lesions of cardiac sarcoidosis

EJNMMI Research

Table 6 Multivariate predictors of physiological uptake grade 1 in patients with known or suspected cardiac sarcoidosis

Predictors	Odds ratio	95% Confidence interval		p value
Predictors	Odds ratio	Lower limit	Upper limit	p value
Age (per 1-year increase)	0.994	0.968	1.021	0.677
Female	1.624	0.840	3.940	0.130
BMI (per 1-kg/m² increase)	1.090	0.976	1.224	0.133
FBG (per 1-mg/dL increase)	0.992	0.966	1.017	0.517
FFA0 (per 1-mEg/L increase)	2.415	0.914	7.075	0.089
LF (against HEP)	4.708	2.268	10.172	<0.0001***

BMI, body mass index; FBG, fasting blood glucose; FFA0, baseline plasma free fatty acid levels; LF, 16-h or more fasting before scan; HEP; heparin loading plus 12-h fasting; *** p < 0.001.