Results for Accuracy and Equivalence
| Microorganism | B. subtilis | S. aureus | A. brasiliensis | P. aeruginosa | C. albicans | E. coli |
|---|---|---|---|---|---|---|
| Accuracy | ||||||
| Test Method Means | ||||||
| GD | 57.92 | 56.13 | 59.50 | 36.71 | 49.42 | 49.25 |
| PC | 54.64 | 53.27 | 57.93 | 38.63 | 50.02 | 49.14 |
| Difference (GD − PC) | 3.28 | 2.86 | 1.57 | −1.92 | −0.60 | 0.11 |
| % Diff (relative to PC) | 6.0 | 5.4 | 2.7 | −5.0 | −1.2 | 0.2 |
| Fixed Model P-values | ||||||
| Method | 0.169 | 0.223 | 0.499 | 0.302 | 0.786 | 0.955 |
| Operator | 0.125 | 0.001 | 0.006 | 0.180 | 0.055 | 0.219 |
| Method × Operator | 0.637 | 0.396 | 0.001 | 0.106 | 0.205 | 0.569 |
| Test for Normality | ||||||
| P-value | 0.271 | 0.143 | 0.198 | 0.390 | 0.189 | 0.805 |
| Equivalence | ||||||
| Non-inferiority Tests (Acceptance limit, LCL ≥ 0.70) | ||||||
| By operator averages | ||||||
| Std. Error (6 df) | 2.34 | 2.31 | 2.30 | 1.84 | 2.21 | 2.00 |
| LCL Diff (rel. to PC) | 0.96 | 0.88 | 0.82 | 0.86 | 0.86 | 0.92 |
| By Individual Operator | ||||||
| Operator 1 | ||||||
| Std. Error (10 df) | 5.07 | 3.27 | 3.56 | 3.38 | 5.18 | 4.24 |
| LCL Diff (rel. to PC) | 0.91 | 0.97 | 0.87 | 0.71 | 0.89 | 0.76 |
| Operator 2 | ||||||
| Std. Error (10 df) | 4.61 | 3.58 | 5.91 | 4.72 | 4.02 | 2.80 |
| LCL Diff (rel. to PC) | 0.90 | 1.01 | 0.76 | 0.75 | 0.88 | 0.94 |
| Operator 3 | ||||||
| Std. Error (10 df) | 4.48 | 4.17 | 4.26 | 2.69 | 3.44 | 4.37 |
| LCL Diff (rel. to PC) | 0.84 | 0.94 | 1.25 | 0.74 | 0.87 | 0.89 |
| Operator 4 | ||||||
| Std. Error (10 df) | 4.57 | 6.66 | 4.38 | 3.64 | 4.82 | 4.35 |
| LCL Diff (rel. to PC) | 0.97 | 0.74 | 0.69* | 0.96 | 0.70 | 0.85 |
↵* Failed non-inferiority test.