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Table 2 Cohort demographic and variable characteristics

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

Variable

Outcome

n (%)

Radiographic OA (present/absent); present %

73/136 (34.9%)

Age (years); mean (±SD)

57.01 (5.23)

BMI (kg/m2); mean (±SD)

26.12 (4.12)

Predominant lifetime occupation; n (%)

(1) Sedentary

108 (51.7%)

(2) Light

0 (0%)

(3) Light manual

70 (33.5%)

(4) Heavy manual

31 (14.8%)

Predominant heel height worn under 20 years of age (high/low); %

91/156 (58.33%)

Predominant heel height worn at 20–30 years of age (high/low); %

69/161 (42.86%)

Predominant heel height worn at 30–40 years of age (high/low); %

32/128 (25.00%)

Predominant heel height worn at 40–50 years of age (high/low); %

15/88 (17.05%)

Predominant heel height worn over 50 years of age (high/low); %

7/64 (10.94%)

Predominant lifetime high heel use (yes/no); %

7/209 (3.35%)