Table 2. The independent sample t test of pre- and post-operative vision, astigmatism, and corneal endothelial cell density stratified by different corneal incision size in 8 cuts group.

Group	Variables	3.2mm incision group (n = 4 eyes)	3.0mm incision group (n = 3 eyes)	P value
Mean BCVA (logMAR)	Pre-operative	0.72±0.14	0.24±0.15	0.046
	Post-operative 1 month	0.18±0.05	0.05±0.02	0.029
	The final visit	0.14±0.04	0.03±0.01	0.004
Mean astigmatism (D)	Pre-operative	1.72±0.89	1.43±0.58	0.647
	Post-operative 1 month	2.49±0.96	2.00±0.87	0.519
	The final visit	2.69±0.93	2.00±0.72	0.338
Mean corneal endothelial cell density (/mm2)	Pre-operative	2616.83±300.67	2342.93±302.99	0.288
	Post-operative 1 month	2450.76±319.33	1625.90±799.14	0.113
	The final visit	2605.45±432.34	1616.67±800.66	0.086