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Table 1 Demographic characteristics in residents of the facility

From: Genetic testing and serological screening for SARS-CoV-2 infection in a COVID-19 outbreak in a nursing facility in Japan

Characteristic

Unit 1

Unit 2

Unit 3

Total

Total number of residentsa

30

35

34

99

Gender, male

13 (43.3)

13 (37.1)

10 (29.4)

36 (36.4)

Age, mean years ± SD (range)

84.0 ± 7.8 (69–104)

84.9 ± 7.0 (66–99)

85.2 ± 9.1 (60–105)

84.7 ± 8.0 (60–105)

ADL

 ADL scores (0–6)b, mean scores

2.1

1.9

1.5

1.8

 Independent walking

13 (43.3)

9 (25.7)

12 (35.3)

34 (34.3)

Chronic underlying disease

 Dementia

28 (93.3)

33 (94.3)

34 (100.0)

95 (96.0)

 HDS-R (0–30)c, mean scores

6.7

8.3

4.3

6.3

 Wandering behavior due to dementia

9 (30.0)

5 (14.3)

7 (20.6)

21 (21.2)

 Hypertension

9 (30.0)

12 (34.3)

9 (26.5)

30 (30.3)

 Cardiac disease

8 (26.7)

8 (22.9)

3 (8.8)

19 (19.2)

 Chronic pulmonary disease

2 (6.7)

3 (8.6)

3 (8.8)

8 (8.1)

 Renal disease

1 (3.3)

3 (8.6)

2 (5.9)

6 (6.1)

 Cerebrovascular disease

5 (16.7)

11 (31.4)

10 (29.4)

26 (26.3)

 Hepatic disease

2 (6.7)

3 (8.6)

4 (11.8)

9 (9.1)

 Diabetes

2 (6.7)

6 (17.1)

8 (23.5)

16 (16.2)

 Hyperlipidemia

2 (6.7)

2 (5.7)

5 (14.7)

9 (9.1)

 Cancer

2 (6.7)

2 (5.7)

2 (5.9)

6 (6.1)

  1. Data are no. (%) of residents, unless indicated otherwise
  2. a Data include all residents who were present in the facility on April 1, 2020
  3. b ADL scores indicate physical self-maintenance scale (PSMS) with a total maximum score of 6
  4. c HDS-R is a screening test for age-associated dementia. Dementia was defined as a score of HDS-R ≤ 20 (total maximum score of 30)
  5. ADL, activities of daily living; HDS-R, the revised Hasegawa’s dementia scale