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Table 1 Demographic and epidemiological characteristics of COVID-19 cases

From: Propagation of a hospital-associated cluster of COVID-19 in Malaysia

 

Overall

Cases

 

Healthcare workers

Patients

Community

Count, n

34

10

9

15

Age* in years, median [IQR]

42.0 [29.0, 80.8]

31.0 [28.0, 37.0]

80.0 [74.0, 81.0]

36.0 [28.5, 85.0]

Age* more than 60 years (%)

15 (44.1)

0 (0.0)

9 (100.0)

6 (40.0)

Female (%)

25 (73.5)

8 (80.0)

6 (66.7)

11 (73.3)

Symptomatic (%)

28 (82.4)

10 (100.0)

7 (77.8)

11 (73.3)

 Fever

17 (50.0)

6 (60.0)

5 (55.6)

6 (40.0)

 Cough

16 (47.1)

5 (50.0)

4 (44.4)

7 (46.7)

 Sore throat*

10 (29.4)

7 (70.0)

1 (11.1)

2 (13.3)

 Coryza

4 (11.8)

3 (30.0)

–

1 (6.7)

 Anosmia

3 (8.8)

3 (30.0)

–

–

 Dyspnoea

3 (8.8)

1 (10.0)

1 (11.1)

1 (6.7)

 Gastrointestinal symptoms

4 (11.8)

–

3 (33.3)

1 (6.7)

 Lethargy

1 (2.9)

–

–

1 (6.7)

Previous comorbidities* (%)

19 (55.9)

3 (30.0)

9 (100.0)

7 (46.7)

 Diabetes mellitus

12 (35.3)

–

7 (77.8)

5 (33.3)

 Hypertension

10 (29.4)

–

5 (55.6)

5 (33.3)

 Cardiovascular disease

6 (17.6)

–

5 (55.6)

1 (6.7)

 Hyperlipidaemia

6 (17.6)

–

6 (66.7)

–

 Chronic kidney disease

4 (11.8)

–

3 (33.3)

1 (6.7)

 History of cancer

2 (5.9)

1 (10.0)

–

1 (6.7)

 Other comorbidities

14 (41.2)

2 (20.0)

7 (77.8)

5 (33.3)

Duration (in days), median [IQR]

 Symptom onset to diagnosis

2.0 [1.0, 5.0]

3.0 [2.0, 6.0]

1.0 [0.0, 2.0]

1.0 [0.0, 3.5]

 Symptom onset to admission to hospital

2.0 [1.0, 4.0]

4.0 [2.0, 7.0]

1.0 [0.0, 2.0]

2.0 [0.0, 4.0]

 Diagnosis to admission to hospital

0.0 [0.0, 1.0]

1.0 [0.0, 1.0]

0.0 [0.0, 0.0]

0.0 [0.0, 1.0]

 Admission to discharge (n = 29)

20.0 [14.0, 32.0]

16.0 [9.0, 25.0]

33.0 [33.0, 39.0]

18.0 [11.0, 24.0]

  1. Results are presented in median [interquartile range] for continuous variables and in the counts (percentages) for categorical variables
  2. Gastrointestinal symptoms included nausea, vomiting, diarrhoea, and abdominal pain
  3. Hospital-associated cases included HCW-cases and patient-cases. Among the patient-cases, there were five patients with community-onset of COVID-19 and four patients with hospital-onset of COVID-19. Community-cases were those that were community-associated (i.e., household and nursing home)
  4. *A statistically significant difference was detected for age (p < 0.05), sore throat (p = 0.02), and previous comorbidities (p < 0.05)