Table 1.

Job categories for dust exposure classification

Dust exposure group	Job category
Highly likely dust exposure	Factory/assembly/mechanic
	Skilled labor (e.g., plumber, carpenter, painter, hairdresser)
	General labor (e.g., custodian, delivery, mailman, truck driver)
	Heavy labor (e.g., construction, landscaping)
Less likely dust exposure	Nurse/medical personnel
	Laboratory technician
	Physical/occupational/speech therapist
	Police/fire/security/military
	Restaurant/food worker
	Homemaker
	Self-employed business owner
	M.D./dentist/scientist/research
	Lawyer/judge
	Psychologist/social worker/mental health counselor
	Engineer/computer science
	Banker/accountant
	Manager/consultant (e.g., production manager)
	Administrative (e.g., personnel)
	Educator
	Secretary/clerk/data entry
	retail/cashier
	Sales/marketing/insurance
	Realtor
	Writer/editor/artist/graphic designer/craftsperson
	Musician
	Clergy (minister, priest, rabbi)
	Sports pro/coach/exercise instructor/other
	Statistician
	Student