Table 2 Unstandardized parameters resulting from linear mixed effects regression models predicting mobility difficulties (n = 5267)

Intercept

6.78 (2.59)

0.97, 12.59

p = .0267

Year 4-year

0.92 (0.15)

0.60, 1.24

p < .0001

8-year

2.25 (0.23)

1.75, 2.74

p < .0001

12-year

2.93 (0.27)

2.34, 3.53

p < .0001

Age 50–54 (ref)

 55–59

0.14 (0.21)

-0.28, 0.55

p = .5239

 60–64

0.64 (0.24)

0.17, 1.12

p = .0082

 65–69

2.03 (0.28)

1.47, 2.59

p < .0001

 70–74

3.42 (0.31)

2.79, 4.04

p < .0001

 75 + 

5.22 (0.37)

4.43, 6.00

p < .0001

Sex (Female)

1.25 (0.15)

0.95, 1.56

p < .0001

Number of comorbid illnesses

0.51 (0.12)

0.25, 0.78

p = .0017

CES-D

0.19 (0.04)

0.10, 0.29

p = .0009

Cognitive score

-0.14 (0.05)

-0.26, -0.01

p = .0326

Passive leisure acts

-0.86 (0.22)

-1.34, -0.36

p = .0031

Social leisure acts

-0.80 (0.23)

-1.32, -0.28

p = .0061

Physical leisure acts

-0.83 (0.18)

-1.24, -0.43

p = .0009

Workout duration

-0.66 (0.23)

-1.19, -0.13

p = .0200

Hearing loss

0.73 (0.32)

0.00, 1.46

p = .0493

Visual impairment

0.24 (0.27)

-0.37, 0.86

p = .3963

BMI

-0.07 (0.02)

-0.11, -0.02

p = .0044