Histologic Changes of Implanted Gore Bio-A in an Experimental Animal Model

Table 1

The change of mean thickness of Gore Bio-A with time (mm).

Bio-A	Period				Ratio*
	Preoperative thickness	1 month	3 months	6 months	1 month	3 months	6 months
1-layer	1.5	4.5	4.25	0.54	300%	283%	36%
2-layer	3.0	3.5	4.0	0.64	117%	133%	21%
3-layer	4.5	4.75	4.25	0.60	105%	94%	13%
4-layer	6.0	6.0	5.25	0.48	100%	86%	8%
5-layer	7.5	8.25	6.0	1.06	110%	80%	14%

∗Mean thickness (%) at 1, 3, and 6 months compared to the preoperative thickness.