Table 1.

Intraocular pressure difference (in mmHg) measured with Icare Pro tonometer between different positions.

	Difference between Sitting and ST‡	Difference between Sitting and ST-5m†	Difference between Sitting and Supine	Difference between Supine and ST	Difference between Supine and ST-5m	Difference between ST-5m and ST
Mean	0.39	−0.48	−1.16	1.55	0.68	0.94
SD	1.93	1.79	1.90	2.04	1.87	1.95
Min.	−7	−8.20	-5.80	−3.90	−5.20	−6
Max.	5.90	5.40	6.60	7.10	5.20	8.30
p	0.027	0.004	<0.001	<0.001	<0.001	<0.001
95% CI	0.04 to 0.74	−0.8 to −0.16	−1.5 to −0.82	1.18 to 1.92	0.34 to 1.02	0.58 to 1.29

† measurement obtained after five minutes in standing position; ‡ measurement obtained immediately after assuming standing position