The Effect of Atopy in the Prevalence of Contact Sensitization: The Experience of a Greek Referral Center

Table 4

Frequencies of the most prevalent allergens in the population without atopic dermatitis (AT), with respect to the blue-collar (BlC) population, as well as the male and female BlC population.

AT negative (n = 1294)	AT-negative blue collars (n = 441)			AT-negative blue-collar males (n = 119)			AT-negative blue-collar females (n = 322)
	Absolute frequency	f(%) total population	f(%) AT negative	Absolute frequency	f(%) total population	f(%) AT-negative males	Absolute frequency	f(%) total population	f(%) AT-negative females
Nickel sulphate 5%	95	4.80	21.54	13	0.66	10.92	82	4.15	25.47
Fragrance mix (I) 8%	52	2.63	11.79	10	0.51	8.40	42	2.12	13.04
Balsam of Peru 25%	34	1.72	7.71	11	0.56	9.24	23	1.16	7.14
Cobalt chloride 1%	27	1.37	6.12	16	0.81	13.45	11	0.56	3.42
Paraphenylenediamine 1%	27	1.37	6.12	10	0.51	8.40	17	0.86	5.28
Potassium dichromate 0.5%	27	1.37	6.12	18	0.91	15.13	9	0.46	2.80
Thiomersal 0.1%	21	1.06	4.76	11	0.56	9.24	10	0.51	3.11
Ethylenediamine 1%	18	0.91	4.08	9	0.46	7.56	9	0.46	2.80
Thiuram mix 1%	16	0.81	3.63	8	0.40	6.72	8	0.40	2.48
Budesonide 0.01%	11	0.56	2.49	5	0.25	4.20	6	0.30	1.86
Colophony 20%	10	0.51	2.27	3	0.15	2.52	7	0.35	2.17
5-Chloro-2-methyl-4-itz-3	9	0.46	2.04	4	0.20	3.36	5	0.25	1.55
Neomycin sulphate 20%	9	0.46	2.04	3	0.15	2.52	6	0.30	1.86
Formaldehyde 2%	8	0.40	1.81	3	0.15	2.52	5	0.25	1.55
Wool alcohols 30%	8	0.40	1.81	3	0.15	2.52	5	0.25	1.55
Quaternium-15 1%	6	0.30	1.36	1	0.05	0.84	5	0.25	1.55
Benzocaine 5%	5	0.25	1.13	3	0.15	2.52	2	0.10	0.62
Epoxy resin 1%	5	0.25	1.13	3	0.15	2.52	2	0.10	0.62
Black rubber mix 0.1%	4	0.20	0.91	1	0.05	0.84	3	0.15	0.93
Mercapto mix 2%	4	0.20	0.91	3	0.15	2.52	1	0.05	0.31
Paratertiary butylphenol 1%	3	0.15	0.68	0	0.00	0.00	3	0.15	0.93
Primin 0.01%	3	0.15	0.68	0	0.00	0.00	3	0.15	0.93
Paraben mix 15%	2	0.10	0.45	1	0.05	0.84	1	0.05	0.31
Quinoline mix 6%	2	0.10	0.45	0	0.00	0.00	2	0.10	0.62
Benzalkonium chloride 0.1%	2	0.10	0.45	1	0.05	0.84	1	0.05	0.31
Mercury 0.05%	2	0.10	0.45	1	0.05	0.84	1	0.05	0.31
Phenylmercuric acetate 0.05%	0	0.00	0.00	0	0.00	0.00	0	0.00	0.00
Hydroquinone	0	0.00	0.00	0	0.00	0.00	0	0.00	0.00
Petrolatum control 100%	0	0.00	0.00	0	0.00	0.00	0	0.00	0.00
MBT 2%	0	0.00	0.00	0	0.00	0.00	0	0.00	0.00