Table 3.
Responders to QuantiFERON SARS-CoV-2 RUO tubes and homemade-IGRA-SPIKE.
| Subjects | Response to any SARS-CoV-2 tubes N (%) | Response to homemade-IGRA-SPIKE N (%) | K Cohen | P-value |
|---|---|---|---|---|
| COVID-19 | 11/19 (57.9) |
13/19 (68.4) |
0.329 (68.4%) | 0.737 |
| Post-COVID-19 | 7/7 (100) |
7/7 (100) |
1.000 (100%) | >0.999 |
| HDs | 7/13 (53.8) |
12/13 (92.3) |
0.177 (61.5%) | 0.073 |
| MS | 12/20 (60) |
14/20 (70) |
0.348 (70%) | 0.741 |
| IMID | 4/7 (57.1) |
6/7 (85.7) |
0.364 (71.4%) | 0.559 |
| Responders over total | 41/66 (62.1) |
52/66 (78.8) |
0.331 (71.2%) | 0.056 |
HDs = healthy donors; IGRA = interferon-gamma release assay; MS = multiple sclerosis; IMID = immune-mediated inflammatory diseases; RUO = research use only; N = number.