Table 3 Association between Osteoarthritis (OA) and pre-frailty/frailty. Multinomial regression

Osteoarthritis (OA) (crude)

1.74[1.42-2.12]

3.69[2.74-4.97]

OA adjusted for age and sex

1.78[1.45-2.19]

3.91[2.83-5.40]

OA adjusted for age, sex, education & country

1.68[1.36-2.08]

3.65[2.63-5.08]

OA adjusted for age, sex, education, country & comorbidity

1.60[1.30-1.99]

3.26[2.34-4.56]

OA adjusted for age, sex, education, country, comorbidity & obesity

1.54[1.24-1.91]

2.96[2.11-4.16]