The Influence of a Vitrectomy on the Diurnal Intraocular Pressure

Table 4

Comparing the diurnal intraocular pressure and ocular parameters between the vitrectomized eyes and the age-, gender-, and axial length-matched normal controls eyes.

	Vitrectomized eye	Normal control eye	value^a
IOP (mmHg)
9 a.m.	14.14 ± 5.15	13.01 ± 2.30	0.289
11 a.m.	14.00 ± 3.54	12.74 ± 2.67	0.180
1 p.m.	13.67 ± 3.45	12.45 ± 2.62	0.188
3 p.m.	13.48 ± 3.72	12.54 ± 2.67	0.298
5 p.m.	13.10 ± 3.49	12.52 ± 2.41	0.508
7 p.m.	13.33 ± 3.68	12.56 ± 2.45	0.380
9 p.m.	13.10 ± 3.73	12.27 ± 2.56	0.376
11 p.m.	13.14 ± 3.85	12.51 ± 2.77	0.522
Average	13.43 ± 3.55	12.62 ± 2.44	0.352
Minimum	11.86 ± 3.71	11.83 ± 2.56	0.973
Maximum	15.24 ± 4.68	13.48 ± 2.32	0.108
Fluctuation	3.38 ± 3.54	1.65 ± 0.95	0.031^a
Ocular parameters
Pachymeter (m)	581.00 ± 42.54	557.23 ± 38.57	0.075
Axial length (mm)	23.86 ± 1.43	23.83 ± 1.19	0.909
Anterior chamber depth (mm)	3.36 ± 0.48	3.12 ± 0.40	0.118

Paired sample -test.