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Summary of the results of user-seal-check compared with quantitative fit testing (QNFT; gold standard) (N = 204)
| User-seal-check | Failed, ill-fitting respirator (by QNFT) | Passed, well-fitting respirator (by QNFT) | Totals |
|---|---|---|---|
| 3M 1860S | |||
| Positive (detected leakage) | 12 | 14 | 26 |
| Negative (no leakage) | 67 | 111 | 178 |
| Totals | 79 | 125 | 204 |
| 3M 1862 | |||
| Positive (detected leakage) | 20 | 12 | 32 |
| Negative (no leakage) | 67 | 105 | 172 |
| Totals | 87 | 117 | 204 |
