Decision Modeler Report

COVID19 Clinical Findings

Published: 4/14/2020

By: John Svirbely MD

Table of Contents

COVID19 Clinical Findings

Overview

COVID19 Clinical Findings

Decision Requirement Diagram

Elements

COVID19 Clinical Findings

Overview

Infection with the 2019 Novel Coronavirus (2019-nCoV) shows a number of clinical findings shared with SARS and MERS.

 Incubation period: mean 5-6 days, 95th percentile 12-13 days

COVID19 Clinical Findings

Decision Requirement Diagram

Elements

Fever (Input Data)

Cough (Input Data)

Fatigue (Input Data)

Malaise (Input Data)

Tally of most common findings (Decision)

Decision Logic (Decision Table)

Tally of most common findings

C+

Fever

Cough

Fatigue

Malaise

Tally of most common findings

Description

1

false

-

-

-

0

2

true

-

-

-

1

3

-

false

-

-

0

4

-

true

-

-

1

5

-

-

false

-

0

6

-

-

true

-

1

7

-

-

-

false

0

8

-

-

-

true

1


Does the patient have findings consistent with COVID19? (Decision)

Decision Logic (Decision Table)

Does the patient have findings consistent with COVID19?

F

Tally of most common findings

Does the patient have findings consistent with COVID19?

Description

"Yes", "No"

1

2,3,4

"Yes"

2

0,1

"No"


References (Knowledge Source)

Description

Chen N, Zhou M, et al. Epidemiological and clinical characteristics of 99 cases of 2019 novel coronavirus pneumonia in Wuhan, China: a descriptive study. Lancet. 2020. doi: 10.1016/S0140-6736(20)30211-7.

Holshue ML, DeBolt C, et al. First case of 2019 novel coronavirus in the United States. N Engl J Med. 2020. doi: 10.1056/NEJMoa2001191.

Huang C, Wang Y, et al. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet 2020. doi: 10.1016/S0140-6736(20)30183-5.

Li Q, Guan X, et al. Early transmission dynamics in Wuhan, China, of novel coronavirus-infected pneumonia. N Engl J Med. 2020. doi: 10.1056/NEJMoa2001316

World Health Organization. Clinical management of severe acute respiratory infection when novel coronavirus (2019-nCoV) infection is suspected. WHO/nCoV/Clinical/2020.2

Attachment

Epidemiological and clinical characteristics of 99 cases of 2019 novel coronavirus pneumonia in Wuhan, China: a descriptive study.
First case of 2019 novel coronavirus in the United States.
Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet 2020.
Early transmission dynamics in Wuhan, China, of novel coronavirus-infected pneumonia.

Total number of findings (Decision)

Decision Logic (Literal Expression)

Total number of findings

Tally of most common findings+Number of variable findings


Loss of taste or smell (Input Data)

Sputum production (Input Data)

Pulmonary infiltrate on chest imaging (Input Data)

Number of variable findings (Decision)

Decision Logic (Decision Table)

Number of variable findings

C+

Chest pain

Confusion

Diarrhea

Dyspnea

Headache

Hemoptysis

Lymphopenia

Myalgia

Nausea and vomiting

Pulmonary infiltrate on chest imaging

Rhinorrhea

Sore throat

Sputum production

Loss of taste or smell

Number of variable findings

Description

1

false

-

-

-

-

-

-

-

-

-

-

-

-

-

0

2

true

-

-

-

-

-

-

-

-

-

-

-

-

-

1

3

-

false

-

-

-

-

-

-

-

-

-

-

-

-

0

4

-

true

-

-

-

-

-

-

-

-

-

-

-

-

1

5

-

-

false

-

-

-

-

-

-

-

-

-

-

-

0

6

-

-

true

-

-

-

-

-

-

-

-

-

-

-

1

7

-

-

-

false

-

-

-

-

-

-

-

-

-

-

0

8

-

-

-

true

-

-

-

-

-

-

-

-

-

-

1

9

-

-

-

-

false

-

-

-

-

-

-

-

-

-

0

10

-

-

-

-

true

-

-

-

-

-

-

-

-

-

1

11

-

-

-

-

-

false

-

-

-

-

-

-

-

-

0

12

-

-

-

-

-

true

-

-

-

-

-

-

-

-

1

13

-

-

-

-

-

-

false

-

-

-

-

-

-

-

0

14

-

-

-

-

-

-

true

-

-

-

-

-

-

-

1

15

-

-

-

-

-

-

-

false

-

-

-

-

-

-

0

16

-

-

-

-

-

-

-

true

-

-

-

-

-

-

1

17

-

-

-

-

-

-

-

-

false

-

-

-

-

-

0

18

-

-

-

-

-

-

-

-

true

-

-

-

-

-

1

19

-

-

-

-

-

-

-

-

-

false

-

-

-

-

0

20

-

-

-

-

-

-

-

-

-

true

-

-

-

-

1

21

-

-

-

-

-

-

-

-

-

-

false

-

-

-

0

22

-

-

-

-

-

-

-

-

-

-

true

-

-

-

1

23

-

-

-

-

-

-

-

-

-

-

-

false

-

-

0

24

-

-

-

-

-

-

-

-

-

-

-

true

-

-

1

25

-

-

-

-

-

-

-

-

-

-

-

-

false

-

0

26

-

-

-

-

-

-

-

-

-

-

-

-

true

-

1

27

-

-

-

-

-

-

-

-

-

-

-

-

-

false

0

28

-

-

-

-

-

-

-

-

-

-

-

-

-

true

1


Headache (Input Data)

Lymphopenia (Input Data)

Hemoptysis (Input Data)

Diarrhea (Input Data)

Dyspnea (Input Data)

Myalgia (Input Data)

Confusion (Input Data)

Sore throat (Input Data)

Rhinorrhea (Input Data)

Chest pain (Input Data)

Nausea and vomiting (Input Data)