TABLE 5.

Predictors of false positive RFR result (RFR ≤ 0.89/FFR > 0.80).

Variables	Univariate analysis Odds ratio 95%CI	P-value	Multivariate analysis* Odds ratio 95%CI	P-value
Age	1.03 (0.99–1.07)	0.075	1.02 (0.98–1.06)	0.276
Woman	2.27 (1.02–5.03)	0.044	2.23 (0.94–5.28)	0.069
Hypertension	0.81 (0.36–1.85)	0.618
Diabetes mellitus	1.90 (0.90–3.99)	0.092	1.64 (0.72–3.78)	0.240
Chronic kidney disease	2.74 (1.27–5.92)	0.011	2.34 (1.27–5.92)	0.052
Peripheral vascular disease	2.27 (0.45–11.4)	0.321	2.18 (0.38–12.5)	0.382
Previous MI	0.43 (0.06–3.37)	0.423	0.58 (0.06–5.59)	0.640
Previous PCI	0.65 (0.27–1.57)	0.333	0.64 (0.22–1.83)	0.404
LAD lesions	1.91 (1.04–4.57)	0.171	1.78 (0.65–4.90)	0.265
Acute coronary syndrome	0.71 (0.33–1.52)	0.381	0.64 (0.28–1.47)	0.290

*Variables with p < 0.50 in the univariate analysis were included in the multivariate regression analysis.