Table2.

Change in logMAR BCVA between two groups ($\overline{x}\pm s$)

	Control group (n = 32)	IVR group (n = 31)	P
Preoperative	1.52 ± 0.51	1.56 ± 0.62	> 0.05
1 month follow-up	1.43 ± 0.41	0.59 ± 0.11*	< 0.001
3 months follow-up	0.58 ± 0.07*	0.40 ± 0.11*	< 0.001
6 months follow-up	0.41 ± 0.10*	0.38 ± 0.13*	> 0.05

*Standing for the comparison of every group with its value before operation P < 0.01