TABLE 4.

Nomogram: total net corneal change (WTW-ATW changes) based on age and length of FSAKs in paired group with WTR and ATR corneal astigmatism.

Paired Incision Length	Age
		50 years	55 years	60 years	65 years	70 years	75 years	80 years
WTR eyes
	25°	0.15	0.07	−0.01	−0.09	−0.17	−0.25	−0.33
	30°	−0.06	−0.14	−0.22	−0.30	−0.38	−0.46	−0.54
	35°	−0.27	−0.35	−0.43	−0.51	−0.59	−0.67	−0.75
	40°	−0.47	−0.55	−0.63	−0.71	−0.79	−0.87	−0.95
	45°	−0.68	−0.76	−0.84	−0.92	−1.00	−1.08	−1.16
	50°	−0.89	−0.97	−1.05	−1.13	−1.21	−1.29	−1.37
	55°	−1.09	−1.17	−1.25	−1.33	−1.41	−1.49	−1.57
	60°	−1.30	−1.38	−1.46	−1.54	−1.62	−1.70	−1.78
ATR eyes
	25°	−0.52	−0.60	−0.68	−0.76	−0.84	−0.92	−1.00
	30°	−0.73	−0.81	−0.89	−0.97	−1.05	−1.13	−1.21
	35°	−0.94	−1.02	−1.10	−1.18	−1.26	−1.34	−1.42
	40°	−1.14	−1.22	−1.30	−1.38	−1.46	−1.54	−1.62
	45°	−1.35	−1.43	−1.51	−1.59	−1.67	−1.75	−1.83
	50°	−1.56	−1.64	−1.72	−1.80	−1.88	−1.96	−2.04
	55°	−1.76	−1.84	−1.92	−2.00	−2.08	−2.16	−2.24
	60°	−1.97	−2.05	−2.13	−2.21	−2.29	−2.37	−2.45