Table 3.

Correlation between injection frequency and different groups.

	Total	Group A	Group B	Group C	p value
IVI number (Mean ± SD)
In 1st year	4.4 ± 2.1	4.70 ± 2.29	4.22 ± 2.04	4.18 ± 1.72	0.422
In 2nd year	1.70 ± 1.90	2.30 ± 2.20	1.22 ± 1.38	0.71 ± 1.50	0.014
Within 2 years	6.17 ± 3.5	7.09 ± 3.87	5.39 ± 3.01	5.00 ± 2.83	0.039

IVI intra-vitreal injection; SD standard deviation.

Kruskal–Wallis test (significance level p < .05).

Significant values are in [bold].