| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T15 |
0-120 |
Sentence |
denotes |
COVID-19 is likely a zoonotic infection, which was transmitted from an unknown animal or environmental source to humans. |
| T16 |
121-225 |
Sentence |
denotes |
It is now spreading via human-to-human transmission with an average basic reproductive rate (R0) of 2.2. |
| T17 |
226-302 |
Sentence |
denotes |
In other words, for each patient, 2.2 other individuals become infected (4). |
| T18 |
303-454 |
Sentence |
denotes |
For comparison, the R0 for severe acute respiratory syndrome (SARS) was estimated at 3.0 and Middle East respiratory syndrome (MERS) was less than 1.0. |
| T19 |
455-688 |
Sentence |
denotes |
Based on the epidemiological data from Wuhan, there are several notable differences between COVID-19 and SARS and MERS: i) case fatality rates are lower; ii) asymptomatic spread can occur and iii) fever is more frequently absent (5). |
| T20 |
689-850 |
Sentence |
denotes |
Gastrointestinal complaints are uncommon among COVID-19 patients but loss of smell and loss of taste have been increasingly reported as early signs of infection. |
| T21 |
851-1033 |
Sentence |
denotes |
Severe acute respiratory illness (SARI) is a severe complication, and typical computed tomography (CT) features include ground-glass and consolidative opacities in the periphery (6). |
| T22 |
1034-1258 |
Sentence |
denotes |
However, it must be borne in mind that SARI can also be a manifestation of respiratory illnesses with other infectious or non-infectious causes, which need to be ruled out before attributing the presence of SARI to COVID-19. |
