Table 4.

Corneal astigmatism (K2-K1) at different time points

	Pre-op	1 Months	3 Months	6 Month	12 Months
1	6.37	7.95	6.61	5.99	6
2	3.64	2.33	1.89	3.05	2.31
3	4.05	3.85	3.33	2.76	2.92
4	1.38	2.87	2.88	2.65	0.69
5	0.93	2.75	2.82	1.44	1.26
6	2.44	1.66	1.61	2.96	3
7	2.64	1.15	1.35	0.96	1.14
8	7.56	7.95	73	6.09	5.31
9	5.56	6.56	5.24	5.78	5.88
Mean	3.84	4.12	3.67	3.52	3.17
SD	2.27	2.67	2.19	1.95	2.08

SD standard deviation