Evaluation of the New Digital Goldmann Applanation Tonometer for Measuring Intraocular Pressure

Table 2

Mean intraocular pressure readings in the study subjects.

	All eyes	Group 1	Group 2	Group 3
		(IOP ≤ 14)	(14 < IOP < 20)	(IOP ≥ 20)
Number of patients	60	30	21	9
Standard GAT (mmHg)	16.27±6.68	12.26±1.01	16.49±1.72	29.07±8.58
Digital GAT (mmHg)	16.35±6.69	12.37±0.97	16.59±1.78	29.11±8.71
Pearson’s correlation coefficient	0.998	0.935	0.972	0.997
𝑃 value	<0.01	<0.01	<0.01	<0.01

IOP: intraocular pressure; GAT: Goldmann applanation tonometer.
Pearson’s correlation coefficient test.