Quantitative flow ratio virtual pullback index predicts focal coronary artery disease identified on wire-based pullback pressure gradient

Table 1 Baseline patient characteristics, n (%)/mean ± SD

Patient characteristics	Overall (n = 74)	Focal (n = 10)	Diffuse (n = 21)	P value
Age (years)	65 ± 10.5	61 ± 11.3	62 ± 12.2	0.42
Male	56 (75.7)	9 (90)	18 (86)	0.74
Body mass index (kg/m2)	28.8 ± 4.6	28.7 ± 4.8	28.5 ± 3.4	0.97
Caucasian	51 (68.9)	6 (60)	16 (76)	0.35
Atherosclerotic cardiovascular risk factors
Hypertension	53 (71.6)	6 (60)	15 (71)	0.53
Dyslipidaemia	49 (66.2)	7 (70)	12 (57)	0.49
Diabetes mellitus	25 (33.8)	2 (20)	7 (33)	0.45
Cigarette smoking	9 (12.2)	2 (20)	0	0.34
Previous myocardial infarction	10 (13.5)	1 (10)	2 (9.5)	0.97
Previous percutaneous coronary intervention	14 (18.9)	1 (10)	3 (14.3)	0.74
Vessels	n = 86			0.99
Left anterior descending artery	62 (72.1)	7 (70)	15 (71.4)
Left circumflex	8 (9.3)	1 (10)	2 (9.5)
Right coronary artery	16 (18.6)	2 (20)	4 (19.0)