Table 4 Disability, mobility, and pain/discomfort as mediators in the association between chronic conditions (multimorbidity) and highly sedentary behavior among adults aged ≥50 years

Arthritis

Disability

1.23 [1.04,1.46]

0.017

1.04 [0.87,1.24]

0.670

1.18 [1.14,1.23]

<0.001

81.6

Mobility

1.23 [1.04,1.45]

0.015

1.02 [0.86,1.22]

0.780

1.20 [1.15,1.25]

<0.001

88.1

Pain/discomfort

1.23 [1.04,1.46]

0.016

1.03 [0.87,1.22]

0.732

1.19 [1.14,1.25]

<0.001

85.6

Asthma

Disability

1.41 [1.07,1.85]

0.014

1.07 [0.81,1.41]

0.638

1.32 [1.24,1.40]

<0.001

80.6

Mobility

1.41 [1.08,1.84]

0.011

1.12 [0.86,1.45]

0.413

1.27 [1.20,1.33]

<0.001

68.4

Pain/discomfort

1.41 [1.08,1.84]

0.011

1.21 [0.93,1.58]

0.158

1.17 [1.11,1.22]

<0.001

44.5

Chronic back pain

Disability

1.71 [1.35,2.17]

<0.001

1.28 [1.02,1.60]

0.035

1.34 [1.26,1.43]

<0.001

54.7

Mobility

1.75 [1.38,2.22]

<0.001

1.36 [1.08,1.72]

0.009

1.29 [1.22,1.36]

<0.001

44.9

Pain/discomfort

1.73 [1.37,2.17]

<0.001

1.36 [1.09,1.69]

0.007

1.27 [1.19,1.36]

<0.001

43.8

Chronic lung disease

Disability

1.49 [1.19,1.86]

<0.001

1.16 [0.93,1.45]

0.191

1.28 [1.22,1.35]

<0.001

62.5

Mobility

1.50 [1.21,1.87]

<0.001

1.19 [0.96,1.46]

0.110

1.27 [1.21,1.33]

<0.001

58.1

Pain/discomfort

1.49 [1.20,1.85]

<0.001

1.27 [1.02,1.58]

0.032

1.18 [1.12,1.23]

<0.001

40.4

Hearing problems

Disability

1.58 [1.21,2.05]

0.001

1.19 [0.91,1.55]

0.194

1.32 [1.24,1.42]

<0.001

61.4

Mobility

1.60 [1.23,2.07]

<0.001

1.35 [1.04,1.75]

0.024

1.18 [1.13,1.24]

<0.001

35.8

Pain/discomfort

1.59 [1.23,2.05]

<0.001

1.46 [1.13,1.87]

0.003

1.09 [1.05,1.13]

<0.001

18.6

Stroke

Disability

2.01 [1.52,2.67]

<0.001

1.40 [1.04,1.87]

0.026

1.44 [1.32,1.58]

<0.001

52.3

Mobility

2.02 [1.54,2.65]

<0.001

1.48 [1.12,1.98]

0.007

1.36 [1.27,1.46]

<0.001

43.8

Pain/discomfort

2.04 [1.57,2.66]

<0.001

1.83 [1.41,2.39]

<0.001

1.11 [1.07,1.17]

<0.001

15.2

Visual impairment

Disability

2.79 [1.85,4.22]

<0.001

1.35 [0.88,2.05]

0.165

2.08 [1.77,2.43]

<0.001

71.1

Mobility

2.76 [1.80,4.25]

<0.001

1.79 [1.16,2.74]

0.008

1.55 [1.40,1.71]

<0.001

43.0

Pain/discomfort

2.68 [1.77,4.06]

<0.001

2.09 [1.38,3.17]

0.001

1.28 [1.19,1.39]

<0.001

25.4

Multimorbidity^a

Disability

1.36 [1.15,1.61]

<0.001

1.03 [0.87,1.23]

0.705

1.32 [1.25,1.39]

<0.001

89.1

Mobility

1.39 [1.18,1.64]

<0.001

1.05 [0.89,1.24]

0.570

1.32 [1.26,1.40]

<0.001

85.1

Pain/discomfort

1.40 [1.18,1.66]

<0.001

1.14 [0.97,1.35]

0.119

1.22 [1.16,1.30]

<0.001

60.2