Table 4 Multinominal logistic regression for the relationship between falls and frailty stratified by BMI

Total sample

Frailty

1.1(0.7, 1.4)

1.4(1.1, 1.6)*

Age

1.0(1.0, 1.0)

1.1(1.0, 1.1) ^†

Gender

0.4(0.2, 0.8)*

0.8 (0.4, 1.5)

BMI ≥30.0 kg.m²

Frailty

1.7(0.6, 4.7)

0.6(0.2, 2.1)

Age

0.9(0.8, 1.0) ^‡

1.1(1.0, 1.3)

Gender

0.5(0.1, 2.6)

0.2(0.1, 3.4)

BMI 25.0-29.9 kg.m²

Frailty

0.4(0.2,0.9) ^‡

3.2(1.5,6.7) ^†

Age

1.0(1.0,1.1)

1.0(1.0,1.1)

Gender

1.2(0.6,2.3)

0.4(0.2,0.9)

BMI 18.5-24.99 kg.m²

Frailty

1.2(0.6,2.5)

1.8(0.8, 4.1)

Age

1.0(1.0, 1.1)

1.0(1.0,1.1)

Gender

0.5(0.2,1.3)

1.8(0.8. 4.6)