Evaluation of Corneal Biomechanical Parameters in Psoriasis Patients: A Controlled Study

Figures & data

Table 1 Corneal Biomechanical Measurements in the Psoriasis And Control Groups

	Psoriasis	Controls	p-value
CH (mmHg)	10.20±1.55	10.66±1.36	0.215
CRF (mmHg)	9.76±1.60	10.97±1.42	0.003
IOPcc (mmHg)	14.84±3.43	16.67±3.17	0.035
IOPg (mmHg)	13.92±3.35	16.62±3.10	0.002
CCT (µm)	543.90±37.27	551.23±28.63	0.392

Abbreviations: CH, corneal hysteresis; CRF, corneal resistance factor; IOPcc, corneal- compensated intraocular pressure; IOPg, Goldmann-correlated intraocular pressure; CCT, central corneal thickness.

Table 2 Correlations Between Different Parameters of the Psoriasis Group And the Scoring System (PASI)

		PASI
Age	Correlation coefficient	0.083
	p-value	0.742
IOPcc	Correlation coefficient	0.553
	p-value	0.017
IOPg	Correlation coefficient	0.299
	p-value	0.227
CH	Correlation coefficient	−0.509
	p-value	0.031
CRF	Correlation coefficient	−0.152
	p-value	0.548
CCT	Correlation coefficient	0.226
	p-value	0.367
Schirmer’s test	Correlation coefficient	−0.533
	p-value	0.023

Abbreviations: CH, corneal hysteresis; CRF, corneal resistance factor; IOPcc, corneal- compensated intraocular pressure; IOPg, Goldmann-correlated intraocular pressure; CCT, central corneal thickness.