Metals Are Important Contact Sensitizers: An Experience from Lithuania

Table 2

Test results in comparison with other previously published data.

Haptens	Lithuania 2014–2016	Lithuania 2010–2012 [4]	Sweden 2010–2012 [4]	The European baseline series in 10 European countries; 2005-2006 [5]				Korea 2004–2011 [6]	European multicentre study [7]
				Western (United Kingdom)	Southern (Spain, Italy)	Central (Netherlands, Switzerland, Austria, Germany)	Northeast (Finland, Lithuania, Poland)
	% (/)	% (/)	% (/)	% (/)	% (/)	% (/)	% (/)	% (/)	% (/)
Nickel sulphate	29.6 (149/504)	25.7 (55/214)	18.9 (81/428)	20.8 (1752/8468)	24.5 (660/2666)	19.7 (1056/5708)	22.4 (348/1585)	25.0 (11/44)	25.2 (228/906)
Cobalt(II) chloride hexahydrate	8.7 (44/504)	7.5 (16/214)	6.3 (27/428)	6.2 (522/8498)	6.8 (178/2616)	7.2 (398/5730)	8.8 (137/1596)	15.9 (7/44)	—
Potassium dichromate	6.6 (33/504)	6.1 (13/214)	2.8 (12/428)	2.4 (211/8537)	4.5 (119/2666)	5.9 (347/5737)	5.3 (86/1606)	22.7 (10/44)	—
Gold(I) sodium thiosulphate	35.6 (31/87)	23.8	13.6	—	—	—	—	25.0 (11/44)	—
Palladium(II) chloride	14.9 (13/87)	—	—	—	—	—	—	6.8 (3/44)	24.3 (220/906)

: positive test reactions.
: total tests.
Population tested with dental screening or metal series.
Consecutive patients tested with European baseline series with added gold(I) sodium thiosulphate.