Variables		N	Valid %
Age	[20 - 29]	63	30.7
	[30 - 39]	98	47.8
	[40 - 49]	42	20.5
	[50 - 60]	2	1.0
Gender	Female	69	33.3
Gender	Male	138	66.7
Marital status	Single	69	33.3
	Married	61	29.5
	Living together	64	30.9
	Divorced	10	4.8
	Widow	3	1.4
Education	Basic education	22	10.6
	Secondary education	123	59.4
	Bachelor’s degree	18	8.7
	Licentiate	27	13.0
	Post-graduation	8	3.9
	Master’s degree	8	3.9
	Doctorate	1	0.5
Nationality	Portuguese	190	91.8
Nationality	Non-Portuguese	17	8.2
Professional experience	Between 0 and 5 years old	106	52.0
	Between 6 and 10 years old	59	28.9
	Between 11 and 15 years old	13	6.4
	Between 16 and 20 years old	15	7.3
	Above 20 years old	11	5.4
Labour exclusivity	Yes	126	60.9
Labour exclusivity	No	81	39.1
Owns an establishment	Yes	149	72.0
Owns an establishment	No	58	28.0
Professional training	Yes	120	58.0
Professional training	No	87	42.0
Needs training in occupational health	Yes	120	59.4
Needs training in occupational health	No	82	40.6
Has regular consultation with the Occupational Physician	Never happened	67	33.0
	Sporadically	29	14.3
	2/2-year consultation	107	52.7
The workplace is regularly assessed by the safety technician	Never happened	65	32.2
	Sporadically	60	29.7
	Regularly	77	38.1
Do you consider the recommendations of Medicine/Science appropriate for the Tattoo sector?	Yes	174	84.5
	No	32	15.5