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

Table 7

Frequencies of the most prevalent allergens in the population with atopic dermatitis (AT), with respect to the white-collar (WhC) population, as well as the male and female WhC population.

AT positive (n = 692)	AT-positive white collars (n = 518)			AT-positive white-collar males (n = 144)			AT-positive white-collar females (n = 374)
	Absolute frequency	f(%) total population	f(%) AT-positive white collars	Absolute frequency	f(%) total population	f(%) AT-positive males	Absolute frequency	f(%) total population	f(%) AT-positive males
Nickel sulphate 5%	155	7.84	29.92	11	0.56	7.64	144	7.28	38.50
Fragrance mix (I) 8%	74	3.74	14.29	14	0.71	9.72	60	3.03	16.04
Thiomersal 0.1%	53	2.68	10.23	13	0.66	9.03	40	2.02	10.70
Balsam of Peru 25%	51	2.58	9.85	19	0.96	13.19	32	1.62	8.56
Cobalt chloride 1%	41	2.07	7.92	5	0.25	3.47	36	1.82	9.63
Potassium dichromate 0.5%	25	1.26	4.83	5	0.25	3.47	20	1.01	5.35
Ethylenediamine 1%	25	1.26	4.83	8	0.40	5.56	17	0.86	4.55
Paraphenylenediamine 1%	23	1.16	4.44	2	0.10	1.39	21	1.06	5.61
Neomycin sulphate 20%	16	0.81	3.09	4	0.20	2.78	12	0.61	3.21
5-Chloro-2-methyl-4-itz-3	14	0.71	2.70	0	0.00	0.00	14	0.71	3.74
Formaldehyde 2%	13	0.66	2.51	1	0.05	0.69	12	0.61	3.21
Budesonide 0.01%	11	0.56	2.12	5	0.25	3.47	6	0.30	1.60
Black rubber mix 0.1%	10	0.51	1.93	1	0.05	0.69	9	0.46	2.41
Colophony 20%	8	0.40	1.54	3	0.15	2.08	5	0.25	1.34
Paraben mix 15%	7	0.35	1.35	3	0.15	2.08	4	0.20	1.07
Quaternium-15 1%	6	0.30	1.16	1	0.05	0.69	5	0.25	1.34
Benzocaine 5%	6	0.30	1.16	1	0.05	0.69	5	0.25	1.34
Thiuram mix 1%	6	0.30	1.16	1	0.05	0.69	5	0.25	1.34
Mercapto mix 2%	5	0.25	0.97	0	0.00	0.00	5	0.25	1.34
Paratertiary butylphenol 1%	5	0.25	0.97	2	0.10	1.39	3	0.15	0.80
Primin 0.01%	4	0.20	0.77	2	0.10	1.39	2	0.10	0.53
Quinoline mix 6%	3	0.15	0.58	0	0.00	0.00	3	0.15	0.80
Benzalkonium chloride 0.1%	2	0.10	0.39	0	0.00	0.00	2	0.10	0.53
Wool alcohols 30%	2	0.10	0.39	0	0.00	0.00	2	0.10	0.53
Epoxy resin 1%	2	0.10	0.39	1	0.05	0.69	1	0.05	0.27
Mercury 0.05%	1	0.05	0.19	0	0.00	0.00	1	0.05	0.27
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