Table 1.

Accuracy of Physician’s Assessments Compared With Reference Standard

Family Physician	Sensitivity	Specificity	Overall Agreement	κ	Referral Rate
100	85.7	71.4	82.1	0.55	71.4
101	100.0	28.6	82.1	0.38	92.9
102	95.2	71.4	89.3	0.70	78.6
103	90.0	16.7	73.1	0.08	88.5
104	55.0	100.0	66.7	0.39	40.7
105	95.2	28.6	78.6	0.29	89.3
106	71.4	100.0	78.6	0.57	53.6
107	90.5	14.3	71.4	0.06	89.3
108	100.0	28.6	82.1	0.34	92.9
109	85.7	71.4	82.1	0.55	71.4
110	85.7	85.7	85.7	0.65	67.9
Ophthalmologist	81.0	71.4	78.6	0.48	67.9