Table 3. The measured values of IOP and Pentacam parameters.

Parameters	Pre-SLT±SD	Post-SLT±SD (1st month)	Post-SLT±SD (3rd month)	P1	P2	P3
IOP	25.9±4.4	18.4±3.5	17.4±3.5	<0.01a	<0.01a	0.055
K1	43.0±1.7	42.9±1.7	42.9±1.6	0.438	0.504	0.836
K2	43.9±1.8	43.8±1.8	43.9±1.8	0.837	0.824	0.656
CCT	573.5±25.8	591.7±36.1	565.5±30.6	<0.01a	0.033	<0.01a
ACD	2.8±0.4	2.8±0.4	2.8±0.4	0.435	0.263	0.643
ACV	146.8±47.4	143.1±46.7	145.3±46.0	0.001a	0.195	0.368
ACA	33.3±6.2	33.7±4.6	33.4±5.2	0.243	0.986	0.277
PD	3.4±1.0	3.3±0.7	3.3±0.7	0.986	0.633	0.828

SD: Standard deviation; IOP: Intraocular pressure (mm Hg); K₁: Horizontal keratometry (mm); K₂: Vertical keratometry (mm); CCT: Central corneal thickness (µm); ACD: Anterior chamber depth (mm); ACV: Anterior chamber volume (mm³); ACA: Anterior chamber angle (degree); PD: Pupil diameter (mm). ^aP<0.05 (paired t-test for IOP and Wilcoxon signed-ranks test for K_1, K₂, CCT, ACD, ACV, ACA, and PD). ¹Comparison pre-SLT and post-SLT (1^st month); ²Comparison pre-SLT and post-SLT (3^rd month); ³Comparison post-SLT (1^st month) and post-SLT (3^rd month).