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Table 2 Potential predictors for reduced physical performance (30s–CST ≤ 8) at follow-up (n = 117)

From: A prediction model to identify hospitalised, older adults with reduced physical performance

     

Univariate analysis

Multivariate analysis

Bootstrapping

Potential predictors

30s–CST > 8 (n = 41)

%

30s–CST ≤ 8 (n = 76)

%

Odds Ratio

95% CI

p-value

Odds Ratio

95% CI

p-value

95% CI

p-value

Domain: Demographic

 Age (years)

  65–70

10

24

13

17

1

       

  71–75

10

24

18

24

1.4

0.4–4.3

0.57

     

  76–80

8

20

11

14

1.1

0.3–3.6

0.93

     

  81–85

8

20

13

17

1.3

0.4–4.2

0.72

     

   > 85

5

12

21

28

3.2

0.9–11.7

0.07

1.1

0.3–4.2

0.88

0.3–4.8

0.89

 Gender

  Male

21

51

28

37

1

       

  Female

20

49

48

63

1.8

0.8–3.9

0.14

1.8

0.7–4.5

0.20

0.7–4.9

0.25

Domain: Mobility

 Climbing a flight of stairs

  Without difficulty

29

71

25

33

1

       

  With difficulty/not at all

12

29

51

67

4.9

2.2–11.3

<.001

     

 Walking 400 m

  Without difficulty

27

66

31

41

1

       

  With difficulty/not at all

14

34

45

59

2.8

1.3–6.2

0.01

     

 Use of walking aid (in/outdoors)

  Not at all

31

76

23

30

1

       

  Sometimes/all the time

10

24

53

70

7.1

3.0–17.0

<.001

4.4

1.6–12.0

0.003

1.4–14.2

0.01

 Falls

  No falls

28

68

57

75

1

       

  One or more falls

13

32

19

25

0.7

0.3–1.7

0.44

     

Domain: Habitual physical status

 Participation in physical activity

  More than once a week

20

49

14

18

1

       

  Not at all

21

51

62

82

4.2

1.8–9.8

<.001

     

 Self-rated health (n = 116)

  Excellent/very good/good

33

82

43

57

1

       

  Less good/poor

7

18

33

43

3.6

1.4–9.2

0.01

     

 Difficulties in ADL

  not at all

18

44

29

38

1

       

  Some/most of the time

23

56

47

62

1.3

0.6–2.8

0.55

     

Domain: Polypharmacy

 Polypharmacy

   < 10

28

68

39

51

1

       

   ≥ 10

13

32

37

49

2.0

0.9–4.5

0.08

     

Domain: Presenting physical performance

 30s–CSTa

            

  Score > 5

18

44

6

8

1

       

  Score ≤ 5

23

56

70

92

9.1

3.2–25.9

<.001

5.8

1.9–17.8

0.002

1.5–21.9

0.01

 DEMMIb

  Score > 57

21

51

12

16

1

       

  Score ≤ 57

20

49

64

84

5.6

2.3–13.4

<.001

     
  1. a 30-s Chair-Stand Test,b De Morton Mobility Index (0–100)
  2. Hosmer-Lemeshow 0.19