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Table 2 Characteristics according to bedriddenness rank

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

Bedriddenness rank (n)

Normal (66)

J1 (10)

J2 (15)

A1 (18)

A2 (31)

B1 (37)

B2 (35)

C1 (22)

C2 (32)

p valuea

Age (year)

82 (78–87)

85 (81–91)

88 (84–91)

82 (80–90)

87 (81–90)

88 (87–91)

89 (82–93)

88 (85–93)

87 (83–92)

< 0.001

Gender, Male

42 (64%)

4 (40%)

1 (7%)

10 (56%)

10 (32%)

12 (32%)

13 (37%)

11 (50%)

9 (28%)

0.001

Admitted by ambulance

2 (3%)

0 (0%)

1 (7%)

4 (22%)

7 (23%)

3 (8%)

6 (17%)

7 (32%)

6 (19%)

0.010

Presence of referral medical letter

15 (23%)

3 (30%)

6 (40%)

8 (44%)

11 (36%)

18 (49%)

14 (40%)

10 (46%)

19 (59%)

0.050

Department: Internal medicine

34 (52%)

8 (80%)

7 (47%)

11 (61%)

21 (67%)

20 (54%)

28 (80%)

15 (68%)

26 (81%)

0.182

General surgery

8 (12%)

1 (10%)

5 (33%)

4 (22%)

4 (13%)

6 (16%)

1 (3%)

2 (9%)

3 (9%)

–

Cardiovascular Surgery

14 (21%)

0 (0%)

1 (7%)

1 (6%)

3 (10%)

7 (19%)

2 (6%)

4 (18%)

1 (3%)

–

Place of abode before admission: Home

65 (99%)

9 (90%)

15 (100%)

14 (78%)

27 (87%)

26 (70%)

30 (86%)

18 (82%)

16 (50%)

< 0.001

Care facility

0 (0%)

1 (10%)

0 (0%)

3 (17%)

3 (10%)

5 (14%)

2 (6%)

1 (5%)

1 (3%)

–

Hospital

1 (2%)

0 (0%)

0 (0%)

1 (6%)

1 (3%)

6 (16%)

3 (9%)

3 (14%)

15 (47%)

–

Duration of hospitalization (day)

9 (5–12)

8 (5–22)

12 (3–18)

11 (9–17)

16 (9–25)

14 (8–22)

16 (11–22)

12 (7–23)

26 (12–40)

< 0.001

Place of abode after discharge: Home

53 (95%)

5 (63%)

13 (100%)

11 (65%)

21 (81%)

16 (50%)

16 (46%)

7 (37%)

2 (7%)

< 0.001

Care facility

1 (2%)

1 (13%)

0 (0%)

2 (12%)

3 (12%)

12 (38%)

13 (37%)

6 (32%)

7 (26%)

–

Hospital

1 (2%)

1 (13%)

0 (0%)

3 (18%)

1 (4%)

1 (3%)

4 (11%)

2 (11%)

10 (37%)

–

Death within 30 days after discharge

1 (2%)

1 (14%)

0 (0%)

0 (0%)

0 (0%)

2 (6%)

1 (3%)

2 (12%)

4 (17%)

0.059

  1. Categorical variables are presented as the number of patients and percentages, and continuous variables as the median and quartile range
  2. aFor continuous and categorical variables, between-group comparisons were made using the F-test for analysis of variance and the Chi-square test, respectively
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BMC Geriatrics

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