Short-term reproducibility of intraocular pressure and ocular perfusion pressure measurements in Chinese volunteers and glaucoma patients

Table 7 Peak Intraocular Pressure and Ocular Perfusion Pressure (mmHg)

	Time point	Patients with peak IOP at time point (%)^a			Patients with peak OPP at time point (%)^a
	Time point	Control	NTG	POAG	Control	NTG	POAG
Daytime	0900	14.8	16.4	20.4	11.1	10.4	5.6
	1200	25.9	31.3	29.6	13.0	1.5	7.4
	1500	11.1	9.0	9.3	9.3	6.0	14.8
	1800	20.4	34.3	24.1	20.4	28.4	9.3
Nighttime	2100	3.7	9.0	1.9	18.5	13.4	14.8
	2400	3.7	9.0	9.3	13.0	28.4	27.8
	0600	46.3	31.3	25.9	14.8	11.9	20.4

Data are expressed as percentage
IOP intraocular pressure, OPP ocular perfusion pressure, NTG normal tension glaucoma, POAG primary open-angle glaucoma
^aThe same peak pressure may have occurred at more than one time point

ISSN: 1471-2415