Table 3.

Comparison of SAP Indices and CS Values in POAG Eyes, Both with and without the Use of the KIROS 1–400 Filter

Variable	No Filter	KIROS 1–400	Z-Value	p-Value*
MD (dB)	−2.19 (−3.82 to −1.43)	−2.36 (−4.66 to −1.20)	1.35	0.18
PSD (dB)	2.50 (2.01 to 4.25)	2.74 (1.98 to 4.90)	−1.1	0.26
VFI (%)	96 (92 to 97)	96 (91 to 98)	0.46	0.56
CS (logCS)	1.52 (1.45 to 1.60)	1.55 (1.50 to 1.65)	−4.4	< 0.001

Notes: Results are presented as median (IQR); * Wilcoxon Signed Rank Test; Statistical significance was set at p<0.05.

Abbreviations: CS, Contrast sensitivity; MD, Mean Deviation; POAG, Primary Open Angle Glaucoma; PSD, Pattern standard Deviation; SAP, Standard Automated Perimetry; VFI, Visual Field Index.