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Table 3 Characteristics according to cognitive function score

From: High inter-rater reliability of Japanese bedriddenness ranks and cognitive function scores: a hospital-based prospective observational study

Cognitive function score (n)

Normal (92)

1 (47)

2a (19)

2b (30)

3a (60)

3b (8)

4 (8)

M (0)

Unknown (7)

p valuea

Age (year, median)

82 (78–87)

88 (81–90)

90 (83–92)

88 (82–92)

89 (85–93)

88 (86–94)

84 (81–89)

82 (−)b

< 0.001

Gender, Male

47 (51%)

22 (47%)

5 (26%)

11 (37%)

19 (32%)

3 (38%)

4 (50%)

0 (0%)

3 (43%)

0.272

Admitted by ambulance

6 (7%)

10 (21%)

2 (11%)

3 (10%)

10 (17%)

2 (25%)

3 (38%)

0 (0%)

1 (14%)

0.101

Presence of referral medical letter

23 (25%)

22 (47%)

7 (37%)

11 (37%)

31 (52%)

5 (63%)

4 (50%)

0 (0%)

4 (57%)

0.024

Department: Internal medicine

50 (54%)

30 (64%)

15 (79%)

18 (60%)

48 (80%)

5 (63%)

3 (38%)

0 (0%)

5 (71%)

0.323

General surgery

15 (16%)

7 (15%)

2 (11%)

2 (7%)

4 (7%)

3 (38%)

1 (13%)

0 (0%)

0 (0%)

Cardiovascular Surgery

14 (15%)

7 (15%)

2 (11%)

5 (17%)

3 (5%)

0 (0%)

1 (13%)

0 (0%)

1 (14%)

Place of abode before admission: Home

85 (92%)

42 (89%)

16 (84%)

27 (90%)

38 (63%)

4 (50%)

6 (75%)

0 (0%)

4 (57%)

< 0.001

Care facility

5 (5%)

3 (6%)

1 (5%)

0 (0%)

4 (7%)

2 (25%)

1 (13%)

0 (0%)

0 (0%)

Hospital

2 (2%)

2 (4%)

2 (11%)

3 (10%)

18 (30%)

2 (25%)

1 (13%)

0 (0%)

3 (43%)

 

Duration of hospitalization (day)

10 (6–17)

12 (7–23)

14 (11–27)

13 (8–20)

16 (10–26)

16 (11–23)

19 (4–39)

7 (−)b

0.010

Place of abode after discharge: Home

70 (89%)

27 (66%)

9 (50%)

14 (54%)

19 (35%)

2 (29%)

2 (33%)

0 (0%)

2 (29%)

< 0.001

Care facility

5 (6%)

5 (12%)

4 (22%)

8 (31%)

16 (30%)

4 (57%)

2 (33%)

0 (0%)

3 (43%)

Hospital

3 (4%)

5 (12%)

2 (11%)

1 (4%)

9 (17%)

1 (14%)

2 (33%)

0 (0%)

1 (14%)

Death within 30 days after discharge

1 (1%)

2 (5%)

1 (6%)

0 (0%)

7 (14%)

0 (0%)

0 (0%)

0 (0%)

1 (14%)

0.079

  1. Categorical variables are presented as the number of patients and percentages, and continuous variables as the median and quartile range
  2. a For continuous and categorical variables, between-group comparisons were made using the F-test for analysis of variance and the Chi-square test, respectively
  3. b This category has no quartile range