| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T7 |
0-12 |
Sentence |
denotes |
Introduction |
| T8 |
13-282 |
Sentence |
denotes |
An epidemiological investigation aims to quickly determine the prevalence of an infectious disease whilst simultaneously revealing the cause, and source of the disease, and explore the transmission process to ultimately prevent the spread of the infectious disease [1]. |
| T9 |
283-509 |
Sentence |
denotes |
As individuals become the source of the infectious disease, and if person-to-person transmission is suspected, it is important to immediately identify, and manage people that are in close contact with suspected patients [2,3]. |
| T10 |
510-799 |
Sentence |
denotes |
In particular, if there are several unknown epidemiological and clinical characteristics, and an effective medical intervention is lacking (as in the case of new infectious diseases such as COVID-19), contact management becomes 1 of the core strategies to minimize additional transmission. |
| T11 |
800-1033 |
Sentence |
denotes |
For these strategies to be successful, it is necessary to evaluate between-person exposure risk in all locations where there have been confirmed cases (after the onset of symptoms), and to classify contact persons based on this risk. |
| T12 |
1034-1270 |
Sentence |
denotes |
Furthermore, it is also important to eliminate the possibility of exposure to infection in the places visited by the confirmed patient, by performing the appropriate disinfection of areas that can harbor environmental contamination [2]. |
| T13 |
1271-1426 |
Sentence |
denotes |
However, traditional investigative methods, depending on the patient or proxy interview, has the limitation of omissions and errors of previous activities. |
| T14 |
1427-1553 |
Sentence |
denotes |
The COVID-19 outbreak in China occurred on December 8th, 2019, and the first case in Korea was reported on January 20th, 2020. |
| T15 |
1554-1639 |
Sentence |
denotes |
As of February 14th, the total number of confirmed cases of COVID-19 in Korea was 28. |
| T16 |
1640-1868 |
Sentence |
denotes |
In the current epidemiological investigation contact investigation techniques that were used on a limited basis for the Middle East Respiratory Syndrome (MERS) outbreak in 2015, are being used in all confirmed cases of COVID-19. |
| T17 |
1869-2098 |
Sentence |
denotes |
This report will provide a general overview of the contact investigation from the COVID-19 National Emergency Response Center, Epidemiology and Case management team and describe the various methods used to evaluate exposure risk. |
