Table 3. Mean Intraocular Pressure in the Right Eye at Different Times in the Intervention and Placebo Groups.

Time	Intervention group			Placebo group
	Mean difference	SD	P-value	Mean difference	SD	P-value
t 1 compared to t 2	3.76	0.95	0.002*	−0.40	0.63	0.762
t 1 compared to t 3	5.36	1.01	<0.001**	−1.04	0.76	0.549
t 2 compared to t 3	1.60	0.48	0.008*	−0.64	0.76	0.97

*Significant at the 0.05 level (2-tailed)

**Significant at the 0.01 level (2-tailed)