Table 4.

Location and extent of subretinal fluid and pigment epithelial detachment

Subretinal fluid
	VRC
UW-FPRC	0	1	2	3	Total
0	52	5	7	1	65%
1	2	6	2	0	10%
2	5	3	17	0	25%
3	1	0	0	0	0%
Total	59%	14%	26%	1%	100%
0—Absent				κ	0.54
1—Definite, outside central 1 mm				SE	0.08
2—Definite, central 1 mm involved				95% CI	0.37 to 0.69
3—Cannot grade

Pigment epithelial detachment
	VRC
UW-FPRC	0	1	2	3	Total
0	32	2	23	0	57%
1	0	4	2	0	6%
2	0	1	35	0	36%
3	0	0	1	0	1%
Total	32%	7%	61%	0%	100%
0—Absent				κ	0.51
1—Definite, outside central mm				SE	0.08
2—Definite, central mm involved				95% CI	0.36 to 0.66
3—Cannot grade

Values in bold indicate consistent gradings. UW-FPRC, University of Wisconsin-Madison Reading Center; VRC, Vienna Reading Center.