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Table 1 Occupation categorisation

From: Lifetime occupation is not associated with radiographic osteoarthritis of the first metatarsophalangeal joint in a cohort study of UK women

Original variable

Occupation level re-classification

Higher manager/ profession

Sedentary

Admin / secretary / clerical

Sedentary

Housewife

Light manual

Skilled manager / teacher / nurse

Light manual

Cleaning / domestic

Light manual

Skilled manual

Heavy manual

Unskilled manual

Heavy manual

Retired

Missing