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

Table 3

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

	Univariate			Multivariate
	SE	coefficient (95% CI)	-value	SE	coefficient (95% CI)	-value
ACD, mm	0.052	0.218 (0.113, 0.323)	<0.001	0.052	0.218 (0.113, 0.323)	<0.001
LV, mm	0.057	−0.084 (−0.216, 0.048)	0.207
IC, mm	0.171	−0.132 (−0.478, 0.215)	0.293
IA, mm^2	0.048	−0.050 (−0.147, 0.047)	0.300
IT750, mm	0.200	0.219 (−0.187, 0.626)	0.281
PD, mm	0.020	−0.010 (−0.051, 0.031)	0.614

Abbreviations: NBG: nonbasal 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.