Journal of Ophthalmology

Clinical Study

Effects of Laser Peripheral Iridotomy in Subgroups of Primary Angle Closure Based on Iris Insertion

Table 6

Uni- and multivariate linear regression analysis of the association between various parameters and anterior chamber angle narrowing (AOD₇₅₀) assessed post-LPI in the BG subjects.


	Univariate			Multivariate
	SE	coefficient (95.0% CI)	-value	SE	coefficient (95.0% CI)	-value

ACD, mm	0.092	0.185 (0.000, 0.370)	0.050	0.050	0.217 (0.116, 0.318)	<0.001
LV, mm	0.104	−0.059 (−0.270, −0.151)	0.572
IC, mm	0.459	−0.261 (−1.184, 0.662)	0.572
IA, mm²	0.099	−0.051 (−0.249, 0.148)	0.608
IT₇₅₀, mm	0.280	−0.483 (−1.047, 0.080)	0.091	0.235	−0.500 (−0.973, −0.028)	0.039
PD, mm	0.028	−0.003 (−0.059, 0.053)	0.918	0.235	−0.500 (−0.973, −0.028)	0.039

Abbreviations: BG: basal insertion group; ACD: anterior chamber depth; IT₇₅₀: iris thickness from the scleral spur (at 750 m from the scleral spur); IA: cross-sectional area of the iris; IC: iris curvature; LV: lens vault; AOD₇₅₀: angle opening distances (corneoscleral wall 750 m anterior to the scleral spur); PD: pupillary distance; SE: standard error; CI: confidence interval; LPI: laser peripheral iridotomy.