Table 5.
“Confusion matrix” analysis of combined tests for participants whose lymphocytes had been tested for the rate of cell death in culture.
| Method. | Clinical Group | Actual Count | Test Class | % Error | Statistics | ||
|---|---|---|---|---|---|---|---|
| ME/CFS | Control | ||||||
| “ME/CFS suspected” | |||||||
| Combined test | ME/CFS | 27 | 27 | 0 | 0 | χ2 | 3.00 |
| Control | 2 | 1 | 1 | 50 | p | 0.083 | |
| TOTAL | 29 | 28 | 1 | 3.4 | Fisher p = 0.069 | ||
| “ME/CFS not suspected” | |||||||
| Combined test | ME/CFS | 2 | 1* | 1 | 50 | χ2 | 1.12 |
| Control | 12 | 0 | 12 | 0 | p | 0.29 | |
| TOTAL | 14 | 1 | 13 | 7.1 | Fisher p = 0.14 | ||
*Indicates the single individual who would have been “missed” in the triage screening of a staged protocol but subsequently correctly diagnosed in the combined tests.