| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T1 |
0-95 |
Sentence |
denotes |
How to Determine When SARS-CoV-2 Antibody Testing Is or Is Not Useful for Population Screening: |
| T2 |
96-107 |
Sentence |
denotes |
A Tutorial. |
| T3 |
108-206 |
Sentence |
denotes |
Extensive testing lies at the heart of any strategy to effectively combat the SARS-COV-2 pandemic. |
| T4 |
207-321 |
Sentence |
denotes |
In recent months, the use of enzyme-linked immunosorbent assay-based antibody tests has gained a lot of attention. |
| T5 |
322-450 |
Sentence |
denotes |
These tests can potentially be used to assess SARS-COV-2 immunity status in individuals (e.g., essential health care personnel). |
| T6 |
451-754 |
Sentence |
denotes |
They can also be used as a screening tool to identify people that had COVID-19 asymptomatically, thus getting a better estimate of the true spread of the disease, gain important insights on disease severity, and to better evaluate the effectiveness of policy measures implemented to combat the pandemic. |
| T7 |
755-911 |
Sentence |
denotes |
But the usefulness of these tests depends not only on the quality of the test but also, critically, on how far disease has already spread in the population. |
| T8 |
912-1048 |
Sentence |
denotes |
For example, when only very few people in a population are infected, a positive test result has a high chance of being a false positive. |
| T9 |
1049-1186 |
Sentence |
denotes |
As a consequence, the spread of the disease in a population as well as individuals' immunity status may be systematically misinterpreted. |
| T10 |
1187-1254 |
Sentence |
denotes |
SARS-COV-2 infection rates vary greatly across both time and space. |
| T11 |
1255-1363 |
Sentence |
denotes |
In many places, the infection rates are very low but can quickly skyrocket when the virus spreads unchecked. |
| T12 |
1364-1562 |
Sentence |
denotes |
Here, we present two tools, natural frequency trees and positive and negative predictive value graphs, that allow one to assess the usefulness of antibody testing for a specific context at a glance. |
| T13 |
1563-1744 |
Sentence |
denotes |
These tools should be used to support individual doctor-patient consultation for assessing individual immunity status as well as to inform policy discussions on testing initiatives. |