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Table 2 Occupations Classified as Likely Associated with Medium and High MF Exposure

From: A case-control study of occupational magnetic field exposure and Alzheimer's disease: results from the California Alzheimer's Disease Diagnosis and Treatment Centers

Occupation

No. of Case and Control Subjects (a, b)*

High MF Exposure

 

   Pilot

(2, 0)

   Sewing machine operator/clothing cutter/dressmaker

(24, 3)

   Welder

(6, 0)

SUB-TOTAL

(32, 3)

Medium MF Exposure

 

   Carpenter, carpenter & machinist

(8, 1)

   Appliance repair

(1, 0)

   Aviator/pilot (perhaps not always in the pilot seat)

(5, 1)

   Welder (part-time)

(1, 0)

   Engineer (broadcast)

(1, 0)

   Telephone operator, switchboard operator police dispatcher

(10, 3)

   Computer operator

(2, 0)

   Sewing machine operator (part-time)

(8, 0)

   Worked in apparel manufacturing (not necessarily sewing machine operator)

(3, 0)

   Electrician, electrical engineer, electrical mechanic, electrical assembler

(16, 3)

   Electronic engineer, electronic assembler, electronic technician, electronics worker

(6, 1)

   Forklift operator

(1, 0)

   Furniture maker/manufacturer

(1, 0)

   Machinist

(9, 3)

   Metal fabricator/sheet metal worker

(4, 0)

   Railroad worker, railroad brakeman

(2, 0)

   Tool maker, tool maker & machinist

(3, 0)

SUB-TOTAL

(81,12)

TOTAL

(113,15)

PERCENT OF SUBJECTS

(7.5%,3.8%)

  1. * (a, b): a = case number; b = control number