Table IV.

Summary of quantitative optical coherence tomography (OCT) results

	EVSS (n = 8)
	Post-procedure	30 days	90 days	180 days	365 days	730 days
Mean scaffold/stent diameter, mm	5.18 ± 0.68	5.50 ± 0.52	5.47 ± 0.56	5.73 ± 0.63	6.21 ± 0.95	6.29 ± 0.92
Mean lumen diameter, mm	4.67 ± 0.65	4.84 ± 0.49	4.59 ± 0.55	4.67 ± 0.67	5.28 ± 1.00	5.39 ± 0.77
Mean neointimal thickness, mm	0.25 ± 0.03	0.33 ± 0.03	0.44 ± 0.07	0.53 ± 0.07	0.47 ± 0.08	0.45 ± 0.12
Mean diameter stenosis, %	9.9 ± 1.0%	12.1 ± 1.2%	16.4 ± 2.8%	18.7 ± 3.2%	15.4 ± 3.3%	14.3 ± 2.7%
Mean scaffold/stent area, mm2	21.4 ± 5.9	24.0 ± 4.7	23.9 ± 5.2	26.1 ± 5.9	31.2 ± 10.3	32.1 ± 9.5
Mean Lumen Area, mm2	17.5 ± 5.1	18.6 ± 4.0	16.9 ± 4.4	17.6 ± 5.2	22.8 ± 9.6	23.6 ± 6.8
Mean neointimal area, mm2	3.96 ± 0.84	5.47 ± 0.92	7.00 ± 1.35	8.60 ± 1.32	8.52 ± 1.53	8.41 ± 3.35
Mean area stenosis, %	18.8 ± 1.9%	22.7 ± 2.1%	30.0 ± 4.6%	33.7 ± 5.2%	28.3 ± 5.7%	26.5 ± 4.7%

	SES (n = 8)
	Post-procedure	30 Days	90 Days	180 days	365 days	730 days
Mean scaffold/stent diameter, mm	5.41 ± 0.57	6.49 ± 0.57	6.72 ± 0.27	6.89 ± 0.40	7.18 ± 0.39	7.34 ± 0.47
Mean lumen diameter, mm	4.90 ± 0.56	4.50 ± 0.86	3.65 ± 1.79	4.04 ± 1.95	4.39 ± 1.96	4.73 ± 2.11
Mean neointimal thickness, mm	0.26 ± 0.04	0.99 ± 0.27a	1.54 ± 0.78a	1.42 ± 0.86a	1.40 ± 0.89a	1.31 ± 0.91a
Mean diameter stenosis, %	9.6 ± 1.4%	31.0 ± 9.1%a	46.5 ± 25.0%a	42.2 ± 26.0%a	39.6 ± 25.8%a	36.5 ± 26.8%a
Mean scaffold/stent area, mm2	23.3 ± 5.1	33.5 ± 5.9a	35.7 ± 2.9a	37.5 ± 4.6a	40.7 ± 4.5a	42.6 ± 5.6a
Mean lumen area, mm2	19.1 ± 4.4a	16.6 ± 6.2	12.9 ± 8.9	15.8 ± 10.9	18.0 ± 10.0	20.7 ± 11.6
Mean neointimal area, mm2	4.17 ± 0.90	16.85 ± 4.25a	22.79 ± 6.19a	21.79 ± 7.39a	22.79 ± 7.52a	21.86 ± 7.37a
Mean area stenosis, %	18.2 ± 2.6%	51.1 ± 13.0%a	65.5 ± 21.4%a	60.3 ± 22.6%	57.4 ± 20.9%a	53.3 ± 22.1%a

EVSS, Efemoral Vascular Scaffold System; SES, self-expanding stents

Values are mean ± standard deviation.

^aP < .05 compared with EVSS.