The Mechanical Interpretation of Ocular Response Analyzer Parameters

Table 2

Linear and exponential fitting results of the stress-strain data.

Age/month	Linear fitting				Exponential fitting
	E1/MPa	R^2	E2/MPa	R^2	a/MPa	b	R^2
3	0.97±0.24	0.929±0.027	3.01±0.59	0.988±0.005	0.0070±0.0048	37±8	0.998±0.001
12	1.04±0.22	0.939±0.020	4.13±1.31	0.989±0.002	0.0013±0.0020	53±18	0.998±0.001
18	0.978±0.079	0.972±0.008	3.66±0.42	0.993±0.002	0.0021±0.0020	47±6	0.999±0.001
24	1.124±0.263	0.949±0.017	4.93±1.03	0.988±0.017	0.0002±0.0001	64±13	0.998±0.002
p	0.256		<0.001		<0.001	<0.001

E₁: physiological elastic modulus; E₂: elastic modulus under higher stress.
: there was significant difference in different groups.