Table 5.

Comparison of the mechanical outcomes, averaged over all quadrants, between the buffer-treated and enzyme-treated groups, in the circumferential and meridional directions. Repeated measures ANOVA used for the statistical analysis.

	circumferential			meridional
	buffer-treated	enzyme-treated	p-value	buffer-treated	enzyme-treated	p-value
low-pressure stiffness (kPa)	7331.1 ± 3478.8	9552.2 ± 5345.2	<0.005	4641.1 ± 3376.0	5763.0 ± 2828.9	<0.05
high-pressure stiffness (kPa)	15 544.2 ± 6172.2	17 254.4 ± 5510.9	<0.05	6819.4 ± 4031.7	7599.1 ± 4739.9	<0.05
hysteresis (kPa)	0.030 ± 0.016	0.043 ± 0.019	<0.001	0.120 ± 0.129	0.140 ± 0.088	0.28
strain at max pressure (mm mm−1)	0.0038 ± 9.77 × 10−4	0.0038 ± 8.96 × 10−4	1.0	0.010 ± 0.0046	0.0090 ± 0.0032	0.10