Table 3.

Intraocular pressure in the fellow eyes before and until 2 weeks following intervention.

		Intraocular Pressure
PRE-OPERATIVE
	available data for n eyes	138
	mean	15.9 mmHg
	standard deviation	5 mmHg
POST-OPERATIVE, 6–12 HOURS
	available data for n patients	138
	mean	17 mmHg
	standard deviation	6.5 mmHg
	P-value of comparison with pre-operative	<0.05
POST-OPERATIVE; 1 DAY
	available data for n eyes	138
	mean	13.4 mmHg
	standard deviation	4.4 mmHg
	P-value of comparison with pre-operative	<0.01
POST-OPERATIVE; 2 WEEKS
	available data for n eyes	120
	mean	15.4 mmHg
	standard deviation	5.4 mmHg
	P-value of comparison with pre-operative	>0.5

¹⁾ Overall mean number of IOP lowering medication in fellow eyes was 1.9 ± 1.4; 29 eyes at this point had no medications.