Table 2 OR estimates for the association between the two indicators of obesity with frailty

Frailty ~ BRI

Per SD

1.60(1.52,1.69)

< 0.0001

1.56(1.48,1.65)

< 0.0001

1.53(1.44,1.61)

< 0.0001

1.20(1.13,1.27)

< 0.0001

Quartile 1

reference

reference

reference

reference

Quartile 2

1.24(1.07,1.44)

0.004

1.27(1.09,1.48)

0.002

1.27(1.08,1.48)

0.003

1.06(0.88,1.29)

0.53

Quartile 3

1.73(1.50,2.00)

< 0.0001

1.70(1.47,1.98)

< 0.0001

1.62(1.40,1.88)

< 0.0001

1.19(1.00,1.43)

0.05

Quartile 4

3.23(2.81,3.71)

< 0.0001

3.04(2.63,3.51)

< 0.0001

2.87(2.46,3.34)

< 0.0001

1.55(1.30,1.85)

< 0.0001

P for trend

< 0.0001

< 0.0001

< 0.0001

< 0.0001

Frailty ~ BMI

Per SD

1.44(1.37,1.52)

< 0.0001

1.45(1.38,1.53)

< 0.0001

1.45(1.37,1.53)

< 0.0001

1.14(1.08,1.21)

< 0.0001

Quartile 1

reference

reference

reference

reference

Quartile 2

1.13(0.99,1.29)

0.08

1.24(1.09,1.42)

0.002

1.27(1.11,1.46)

< 0.001

1.05(0.90,1.24)

0.51

Quartile 3

1.37(1.19,1.57)

< 0.0001

1.50(1.30,1.74)

< 0.0001

1.51(1.31,1.76)

< 0.0001

1.09(0.90,1.32)

0.39

Quartile 4

2.49(2.15,2.88)

< 0.0001

2.63(2.26,3.06)

< 0.0001

2.62(2.25,3.06)

< 0.0001

1.41(1.20,1.67)

< 0.0001

P for trend

< 0.0001

< 0.0001

< 0.0001

< 0.0001