Table 1.

Device sizing, arterial injury scores, and metal coverage for all the sections from each group of very small (2 mm) porcine coronary arteries undergoing intervention

	BiodivYsio SV	NIR SV	BiodivYsio standard	POBA
Artery diameter (mm)	2.08 (0.02)	2.09 (0.02)	2.01 (0.02)*	2.02 (0.04)
Balloon diameter (mm)	2.50 (0.00)	2.50 (0.00)	2.50 (0.00)	2.50 (0.00)
Balloon/artery ratio	1.20 (0.01)	1.20 (0.01)	1.25 (0.01)*	1.24 (0.02)
Schwartz score	1.15 (0.15)	1.43 (0.12)	1.48 (0.10)**	NA
Metal coverage (%)	31 (2)	40 (2)	48 (2)**	NA

Numbers are mean (SEM).

*p<0.05; **p<0.01 compared with BiodivYsio SV.

NA, not applicable; POBA, plain old balloon angioplasty; SV, small vessel.