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. Author manuscript; available in PMC: 2009 Sep 15.
Published in final edited form as: J Biomech Eng. 2003 Feb;125(1):124–131. doi: 10.1115/1.1536930

Table 2. Material Properties of Monkey Sclera by Quadrant and Overall (95 percent confidence intervals).

Quadrant
Parameter Superior Inferior Nasal Temporal 95 percent C.I. Overall 95 percent C.I.
Instantaneous Modulus†, E0+ (MPa) 34.3 33.4 29.9 25.3 ±5.8 30.7 ±2.6
Short-term Time Constant, τS (s) 0.636 0.415 0.416 0.813 ±0.540 0.571 ±0.213
Long-term Time Constant, τ L (s) 209 156 126 222 ±82 178 ±35
Equilibrium Modulus, E∞ (MPa) 5.51 4.37 3.62 2.91 ±2.36 4.10 ±0.97
†

E0+ = [1 + c ln(τL/τS)]E∞