Table 1

Study characteristics

CharacteristicControlsHealthy agersp Value*OA patientsp Value†
N (% female)329 (55)329 (46)<0.000392 (80)<0.000
Age (years)59.7 (7.3)60.2 (5.9)60.4 (7.5)
Age of men (years)62.2 (7.0)60.5 (5.9)<0.00061.8 (7.4)0.521
Age of women (years)57.5 (6.8)59.8 (5.8)<0.00060.1 (7.5)0.004
BMI (kg/m2)25.7 (3.74)25.4 (3.53)27.0 (4.78)
BMI of men (kg/m2)25.8 (3.04)26.0 (2.84)0.65226.8 (3.45)0.036
BMI of women (kg/m2)25.6 (4.23)24.7 (4.11)0.04427.1 (4.95)0.002
  • Values are mean (SD).

  • *p Value when comparing controls and healthy agers, adjusted for age in the case of BMI.

  • †p Value when comparing controls and patients with OA, adjusted for age in the case of BMI.

  • BMI, body mass index; OA, osteoarthritis.