Table 2.
Cohort demographic and variable characteristics
| 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%) | |