Table 4.

The results of vessel assessment according to the gender (per vessel).

	Male Group (n = 311)	Female Group (n = 106)	p-Value
All vessels-younger group
FFR ≤ 0.80, n (%)	42 (50.0)	8 (42.1)	0.53
FFR, median (Q1–Q3)	0.805 (0.7525–0.86)	0.86 (0.74–0.9)	0.44
iFR/RFR ≤ 0.89, n (%)	37 (44.1)	7 (36.8)	0.57
iFR/RFR, median (Q1–Q3)	0.90 (0.87–0.94)	0.93 (0.86–0.97)	0.42
All vessels-older group
FFR ≤ 0.80, n (%)	122 (53.7)	28 (32.2)	0.001
FFR, median (Q1–Q3)	0.8 (0.75–0.86)	0.85 (0.78–0.91)	<0.001
iFR/RFR ≤ 0.89, n (%)	117 (51.5)	33 (37.9)	0.031
iFR/RFR, median (Q1–Q3)	0.89 (0.84–0.94)	0.92 (0.87–0.95)	0.06

Abbreviations: FFR, fractional flow reserve; iFR, instantaneous wave-free ratio; RFR, resting full-cycle ratio.