Table 2. Intraocular pressure and statistical analysis of different myopia groups.

	Myopia groups (SE diopters			t-test between different groups
	0 - 3	3.25 - 6	>6	0 - 3 vs. 3.25 - 6	0-3 vs. >6	3.25 vs. >6
IOP (mmHg) Before LASIK	16.7	16.4	16.2	p =0.79	p =0.58	p =0.83
IOP (mmHg) After LASIK	13.4	10.8	10.1	p =0.0013	p =0.0003	p =0.2