Table 5.

Correlation of altered corneal elevation parameters with eye rubbing frequency and ocular allergy sign severity in AC patients.

		Anterior corneal surface					Posterior corneal surface
		TE	CE	TED	CED	MED	TE	CE	TED	CED	MED
Eye rubbing	r	0.251	0.414	0.424	0.452	0.462	0.277	0.023	0.247	0.226	0.211
	p	0.181	0.023*	0.020*	0.012*	0.010*	0.138	0.903	0.188	0.230	0.264
Hyperemia	r	0.011	0.082	0.099	0.109	0.077	−0.056	0.039	−0.221	−0.230	−0.256
	p	0.956	0.666	0.601	0.567	0.685	0.769	0.836	0.242	0.222	0.173
Swelling	r	0.257	0.312	0.403	0.420	0.409	0.075	0.024	−0.028	−0.075	−0.090
	p	0.170	0.093	0.027*	0.021*	0.025*	0.692	0.900	0.885	0.693	0.635
Papillae	r	0.280	0.318	0.455	0.455	0.452	0.103	0.141	0.008	−0.039	−0.024
	p	0.135	0.087	0.011*	0.011*	0.012*	0.588	0.458	0.967	0.838	0.899
Epithelial disorder	r	0.200	0.465	0.459	0.443	0.449	0.009	0.026	−0.035	−0.066	−0.070
	p	0.289	0.010*	0.011*	0.014*	0.013*	0.963	0.890	0.854	0.730	0.714

AC, allergic conjunctivitis; TE, elevation at the thinnest location; CE, elevation at the central location; TED, elevation difference at the thinnest location; CED, elevation difference at the central location; MED, mean value of elevation difference in the central 4 mm zoom.

^*Statistically significant (p < 0.05).