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Table 2 Unadjusted and adjusted comparisons between patient-reports and proxy-reports in health and functional limitations

From: Differences in proxy-reported and patient-reported outcomes: assessing health and functional status among medicare beneficiaries

 

Unadjusted analysis

 

Adjusted analysis

 
 

Patient-report (n = 76,115)

Proxy-report (n = 8,822)

RR (95 % CI)

 

Patient-report (n = 7,780)

Proxy-report (n = 7,780)

RR (95 % CI)

 
 

%

%

  

%

%

  

Physical status

        

ADL

        

 Bathing/showering

9.80

33.15

3.38 (3.26, 3.51)

*

13.60

31.61

2.32 (2.18, 2.47)

*

 Dressing

6.45

26.32

4.08 (3.90, 4.26)

*

9.75

25.08

2.57 (2.38, 2.78)

*

 Eating

2.16

11.36

5.25 (4.87, 5.66)

*

3.48

10.76

3.10 (2.71, 3.53)

*

 Get in/out of bed/chair

13.22

26.30

1.99 (1.91, 2.07)

*

18.10

25.48

1.41 (1.33, 1.49)

*

 Walking

26.69

39.79

1.49 (1.45, 1.53)

*

33.59

38.86

1.16 (1.11, 1.20)

*

 Using the toilet

4.62

18.67

4.04 (3.83, 4.27)

*

6.48

17.67

2.73 (2.48, 3.00)

*

IADL

        

 Telephone

5.50

33.41

6.08 (5.83, 6.34)

*

8.66

32.00

3.70 (3.42, 3.99)

*

 Doing light housework

12.58

37.91

3.01 (2.91, 3.12)

*

18.66

36.50

1.96 (1.85, 2.06)

*

 Doing heavy housework

36.53

58.22

1.59 (1.56, 1.63)

*

44.31

57.00

1.28 (1.24, 1.32)

*

 Preparing meals

9.38

44.91

4.79 (4.63, 4.95)

*

15.44

43.14

2.79 (2.63, 2.96)

*

 Shopping

14.20

51.02

3.59 (3.50, 3.69)

*

21.28

49.38

2.32 (2.21, 2.43)

*

 Managing money

6.73

55.39

8.24 (7.97, 8.51)

*

14.12

54.11

3.83 (3.62, 4.06)

*

Mobility

        

 Stooping/crouching/kneeling

72.52

71.72

0.99 (0.98, 1.00)

 

73.72

71.60

0.97 (0.95, 0.99)

*

 Lifting/carrying 10 pounds

37.98

54.69

1.44 (1.41, 1.47)

*

45.70

53.90

1.18 (1.14, 1.22)

*

 Extending arms above shoulder

27.73

41.75

1.51 (1.47, 1.55)

*

32.60

41.18

1.26 (1.21, 1.32)

*

 Writing/handling object

26.82

41.14

1.53 (1.49, 1.58)

*

31.41

40.28

1.28 (1.23, 1.34)

*

 Walking 1/4 mile or 2–3 blocks

48.88

62.42

1.28 (1.25, 1.30)

*

56.57

61.55

1.09 (1.06, 1.12)

*

Affective status

        

 Depressed

61.37

67.84

1.11 (1.09, 1.12)

*

65.76

67.87

1.03 (1.01, 1.05)

*

 Losing interest

14.23

23.46

1.65 (1.58, 1.72)

*

20.79

23.31

1.12 (1.06, 1.19)

*

Cognitive status

        

 Memory loss

10.91

36.74

3.37 (3.25, 3.48)

*

18.09

35.52

1.96 (1.86, 2.07)

*

 Decision making

7.10

40.65

5.72 (5.52, 5.94)

*

13.76

39.29

2.85 (2.69, 3.03)

*

 Concentrating

15.18

46.45

3.06 (2.97, 3.15)

*

25.08

45.17

1.80 (1.72, 1.88)

*

Social status

        

 Social activities

35.14

54.20

1.54 (1.51, 1.58)

*

44.82

53.79

1.20 (1.16, 1.24)

*

Sensory status

        

 Seeing

31.22

35.40

1.13 (1.10, 1.17)

*

34.44

34.91

1.01 (0.97, 1.06)

 

 Hearing

36.83

39.23

1.07 (1.04, 1.10)

*

36.41

39.57

1.09 (1.05, 1.13)

*

 Eating solid foods

14.87

21.32

1.43 (1.37, 1.50)

*

20.02

21.09

1.05 (0.99, 1.12)

 
  1. RR: Relative risk; CI: Confidence interval; ADL: Activities of daily living; IADL: Instrumental activities of daily living; *: Significant at 0.05 level