Table 2

Individual results

N	Sex	Age	Vessel	Peak caffeine levels. (μg/mL)	Baseline FFR (preadenosine)	Repeat baseline FFR (postcaffeine, preadenosine)	Baseline FFR (postadenosine)	Postcaffeine FFR (postadenosine)
1	M	57	Mid RCA	26.4	0.92	0.92	0.80	0.91
2	M	73	Mid LAD	11.8	0.93	0.93	0.77	0.93
3	M	58	Prox LAD	15.5	0.95	0.95	0.85	0.87
4	M	60	Mid RCA	12.6	0.90	0.81	0.74	0.75
5	M	49	Prox LAD	18.2	0.80	0.81	0.69	0.61
6	M	58	Distal RCA	12.4	0.80	0.81	0.69	0.67
7	M	45	Mid LAD	15.3	0.93	0.92	0.86	0.87
8	F	76	Mid RCA	15.9	0.97	0.97	0.81	0.81
9	F	59	Mid LAD	10.5	0.97	0.97	0.87	0.95
10	M	64	Prox RCA	25.4	0.97	0.97	0.82	0.87

FFR, fractional flow reserve.