Changes in anterior chamber volume after implantation of posterior chamber phakic intraocular lens in high myopia

BMC Ophthalmology

Table 1 Demographics of the study population undergoing implantable contact lens (ICL) implantation (x ± SD)

Variant	Preoperative	Postoperative	Z	P
logMAR UCVA	1.56 ± 0.45	0.20 ± 0.17	5.848	< 0.001
Spherical equivalent (D)	−15.27 ± 4.61	−0.66 ± 1.14	5.842	< 0.001
ACV (mm³)	198.33 ± 33.08	118.65 ± 17.70	5.841	< 0.001
ACV (mm³)	range, 145–270	range, 81–150
ACA at 3:00 o’ clock (°)	43.23 ± 5.72	27.44 ± 5.24	5.841	< 0.001
ACA at 3:00 o’ clock (°)	range, 32.1–55.4	range, 15.5–41.3
ACA at 9:00 o’ clock (°)	42.40 ± 5.81	26.82 ± 4.73	5.841	< 0.001
ACA at 9:00 o’ clock (°)	range, 34.7–56.6	range, 16.1–39.0
ACD (mm)	3.24 ± 0.25	2.32 ± 0.27	5.842	< 0.001
ACD (mm)	range, 2.82–3.81	range, 1.54–2.78
Vault (μm)		460 ± 250
Vault (μm)		range, 130–1110

Data are expressed as means ± standard deviation
UCVA Uncorrected visual acuity, D Diopters, ACV Anterior chamber volume, ACA Anterior chamber angle, ACD Anterior chamber depth, Z Z value for Wilcoxon signed-rank test between preoperative and postoperative parameters, P P value for Wilcoxon signed-rank test between preoperative and postoperative parameters

ISSN: 1471-2415