Table 1.

Carmine tests performed within the group

Challenge test	SPT	f340	f340 range [kU/l] (average)	Number of patients indicating food with potential carmine as the culprit (%)
(+) n = 9	(+) n = 5	(+) n = 5	0.02–0.99 (0.278)	4 (80%)
	(–) n = 4	(+) n = 2	0.02–3.05 (1.535)	2 (100%)
		(–) n = 2	0	1 (50%)
(–) n = 24	(+) n = 9	(+) n = 7	0.01–0.38 (0.16)	3 (43%)
		(–) n = 1	0	1 (100%)
		NT n = 1		1 (100%)
	(–) n = 15	(+) n = 5	0.01–0.09 (0.054)	1 (20%)
		(–) n = 7	0	3 (43%)
		(NT) n = 3		1 (33%)
(NT) n = 77	(+) n = 5	(+) n = 3	0.01–0.11 (0.053)	2 (67%)
		(–) n = 2	0	1 (50%)
	(–) n = 72	(+) n = 3	0.01–0.09 (0.054)	1 (33%)
		(–) n = 15	0	4 (27%)
		(NT) n = 54		7 (13%)

SPT – skin prick test, f340 – specific IgE for cochineal extract (carmine red), Phadia (+) – positive test, (–) – negative test, NT – not tested.