Acne

Lifelines participants were asked the following questions regarding acne (section: Diseases & symptoms). Note that more detailed questions about acne were asked to a small subcohort in an additional questionnaire, ACNQ. Additionally, a couple of acne questions were asked in additional questionnaire SKIQ.

Variables

Label English	Label Dutch	Code	Variable	Assessment	Age
severe acne / could you indicate which of the following disorders you have (had)?	ernstige acne / kunt u aankruisen welke van de volgende aandoeningen u hebt of hebt gehad?	acne_presence_adu_q_1	health72h1	1A	18+
Do you have serious acne complaints?	Hebt u ernstige acne klachten?	acne_presence_adu_q_2	derm001	3A	18+
since what year do you have serious acne complaints? (make an estimation)	sinds welk jaartal heeft u ernstige acne klachten? (maak een schatting)	acne_startyear_adu_q_1	derm001a	3A SKIQ	18+
At what location(s) so you have serious acne complaints?	Gezicht / Op welke locatie(s) hebt u ernstige acne klachten?	acne_location_adu_q_1_a	derm002	3A	18+
Hairy part of the scalp / At what location(s) so you have serious acne complaints?	Behaarde hoofdhuid / Op welke locatie(s) hebt u ernstige acne klachten?	acne_location_adu_q_1_b	derm002	3A	18+
Back / At what location(s) so you have serious acne complaints?	Rug / Op welke locatie(s) hebt u ernstige acne klachten?	acne_location_adu_q_1_c	derm002	3A	18+
Chest / At what location(s) so you have serious acne complaints?	Borst / Op welke locatie(s) hebt u ernstige acne klachten?	acne_location_adu_q_1_d	derm002	3A	18+
Other location(s): / At what location(s) so you have serious acne complaints?	Anders, nl: / Op welke locatie(s) hebt u ernstige acne klachten?	acne_location_adu_q_1_e	derm002	3A	18+

Label English	Label Dutch	Code	Variable	Assessment	Age
face / where is the severe acne located?	gezicht / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_a	derm19b_omca46	SKIQ	18+
neck / where is the severe acne located?	nek / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_b	derm19b_oz3n8y	SKIQ	18+
back / where is the severe acne located?	rug / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_c	derm19b_otmqap	SKIQ	18+
chest / where is the severe acne located?	borst / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_d	derm19b_o8kzjp	SKIQ	18+
other location: / where is the severe acne located?	anders, nl. / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_e	derm19b_okzs4r	SKIQ	18+
specification other location / where is the severe acne located?	specificatie andere locatie / waar hebt u ernstige acne klachten?	acne_location_adu_q_2_e1	derm19btxt
do you have severe acne symptoms?	hebt u ernstige acne klachten?	acne_presence_adu_q_3	derm19	SKIQ	18+

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