Table 6.

Univariate and multivariate regression analyses of optic disc torsion and ovality index on emmetropic eyes and myopic eyes*.

	Univariate Analyses		Multivariate Analyses*		Univariate Analyses		Multivariate Analyses*
	Beta	P Value	Beta (95% CI)	P Value	Beta	P Value	Beta (95% CI)	P Value
	Optic Disc Torsion (Emmetropic eyes, n = 40)				Optic Disc Torsion (Myopic eyes, n = 125)
Disc-DPE distance, per 1 mm larger	−1.668	0.681			0.206	0.916
Disc-DPE depth, per 1 mm larger	38.82	0.461			1.445	0.923
Fovea-DPE depth, per 1 mm larger	125.34	0.001 †			31.44	0.001 †
Disc–DPE angle, per 1° larger	0.667	<0.001 †	0.667 (0.410 to 0.925)	<0.001 †	0.740	<0.001 †	0.740 (0.597 to 0.882)	<0.001 †
	Ovality index (Emmetropic eyes, n=40)				Ovality index (Myopic eyes, n=125)
Disc-DPE distance, per 1 mm larger	0.027	0.021 †			0.035	0.005 †
Disc-DPE depth, per 1 mm larger	0.498	0.001 †	0.498 (0.229 to 0.767)	0.001 †	0.334	<0.001 †	0.334 (0.150 to 0.519)	<0.001 †
Fovea-DPE depth, per 1 mm larger	−0.119	0.328			−0.132	0.042 †
Disc–DPE angle,, per 1° larger	0.000	0.936			0.000	0.737
	Optic Disc Torsion (Emmetropic and Myopic eyes, n = 165)				Ovality index (Emmetropic and Myopic eyes, n = 165)
Disc-DPE distance, per 1 mm larger	1.332	0.426			0.044	<0.001 †
Disc-DPE depth, per 1 mm larger	13.39	0.339			0.417	<0.001 †	0.417 (0.258 to 0.575)	<0.001 †
Fovea-DPE depth, per 1 mm larger	30.01	0.002 †			−0.176	0.003 †
Disc–DPE angle,, per 1° larger	0.736	<0.001 †	0.736 (0.611 to 0.861)	<0.001 †	0.000	0.965

CI = confidence interval, DPE: deepest point of the eyeball.

*Variables with P < 0.05 in univariate analyses were included in multivariate analyses.

^†Statistically significant values (P < 0.05) are shown in bold.

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