Table 1. Sensitivities and specificities observed for less than 7, equal to 7 and greater than 7 Gleason score at 95 and 90% confidence limits and overall sensitivities and specificities for (i) model A (vector normalised), (ii) model B (vector normalised with first derivative) and (iii) model C (vector normalised with second derivative).

Gleason score	GS<7		GS=7		GS>7		Overall
(i)
Confidence limit	95%	90%	95%	90%	95%	90%	95%	90%
Sensitivity (%)	94.4	88.8	83.3	70.8	86.8	76.3	88.2	78.6
Specificity (%)	100	100	98.2	98.2	100	100	99.4	99.4
(ii)
Confidence limit	95%	90%	95%	90%	95%	90%	95%	90%
Sensitivity (%)	88.9	83.3	95.8	91.7	92.1	89.5	92.3	88.2
Specificity (%)	98.4	100	98.2	98.2	100	100	98.9	99.4
(iii)
Confidence limit	95%	90%	95%	90%	95%	90%	95%	90%
Sensitivity (%)	61.1	61.1	91.7	87.5	81.6	76.2	78.1	74.9
Specificity (%)	98.4	100	94.6	96.4	97.6	97.6	96.9	98