Table 4.

Sensitivities and specificities of Architect, Platelia and Roche according to the threshold.

Architect (threshold)	Sensitivity (%)	Specificity (%)	Platelia (threshold)	Sensitivity (%)	Specificity (%)	Elecsys (threshold)	Sensitivity (%)	Specificity (%)
0.00	100.00	0.00	0.00	100.00	0.00	0.13	100.00	0.00
0.30a	97.56	85.29	0.53	98.78	79.78	0.47	100.00	85.06
0.40	93.90	92.28	1.02a	95.12	88.24	1.12c	100.00	85.66
0.50	91.46	94.85	1.58	91.46	94.85	6.70a	100.00	93.38
0.90	74.39	98.53	2.43	78.05	98.16	9.43	98.78	95.22
1.00	69.51	98.90	4.76b	53.66	100.00	20.51b	90.24	99.26
1.40b	54.88	100.00	5.90c	37.80	100.00	30.13c	73.17	99.26
1.60c	43.90	100.00	9.09c	32.93	100.00	30.57	71.95	100.00

^aNew threshold for grey zone.

^bNew threshold for positive zone.

^cValues close to the supplier thresholds.