Table 2. AD classification of FL and CR ratio (%) in eyes administered 6- or 8-fold diluted PAI solution with/without wash-out by saline solution.

	PAI 6-fold dilution				PAI 8-fold dilution
	Non-washed		Washed		Non-washed		Washed
Hours after administration	AD classification of FL: eyes	CR (%)	AD classification of FL: eyes	CR (%)	AD classification of FL: eyes	CR (%)	AD classification of FL: eyes	CR (%)
0	• A0D0 : 6	100	• A0D0 : 6	100	• A0D0 : 6	100	• A0D0 : 6	100
24	• A1D1 : 4 • A1D2 : 1 • A2D1 : 1	67.2	• A1D1 : 5 • A2D2 : 1	88.1	• A0D0 : 1 • A1D1 : 3 • A2D2 : 2	65.9	• A0D0 : 5 A1D1 : 1	78.1
48	• A1D1 : 6	67.2	• A0D0 : 1 • A0D1 : 1 • A1D0 : 1 • A1D1 : 3	91.1	• A0D0 : 2 • A1D1 : 4	69.1	• A0D0 : 6	89.5
72	• A1D0 : 1 • A1D1 : 4 • A2D1 : 1	73.3	• A0D0 : 3 • A1D1 : 2 • A2D2 : 1	96.6	• A0D0 : 2 • A1D1 : 4	78.0	• A0D0 : 6	100
96	• A1D1 : 6	77.5	• A0D0 : 4 • A1D1 : 2	103.4	• A0D0 : 5 • A1D1 : 1	90.2	• A0D0 : 6	100

PAI: polyvinyl alcohol-iodine, FL: fluorescein staining, AD: area and density, CR: corneal resistance ratio (post-treatment/pre-treatment)