TABLE 2.

PupilScreen measures of diagnostic accuracy.

	Accuracy	Sensitivity	Specificity	Positive predictive value	Negative predictive value	Cohen’s Kappa
Nurses	91%	88%	93%	93%	89%	0.82
1	92%	100%	83%	86%	100%	0.83
2	83%	71%	96%	94%	77%	0.67
3	96%	96%	96%	96%	96%	0.92
4	88%	75%	100%	100%	80%	0.75
5	96%	100%	92%	92%	100%	0.92
Doctors	94%	98%	90%	91%	98%	0.88
1	75%	96%	54%	68%	93%	0.50
2	96%	92%	100%	100%	92%	0.92
3	100%	100%	100%	100%	100%	1.00
4	96%	100%	92%	92%	100%	0.92
5	100%	100%	100%	100%	100%	1.00
6	98%	100%	96%	96%	100%	0.96
Overall	93%	94%	92%	92%	93%	0.85