Results for Repeatability and Intermediate Precision
| Microorganism | B. subtilis | S. aureus | A. brasiliensis | P. aeruginosa | C. albicans | E. coli |
|---|---|---|---|---|---|---|
| Variance Components | ||||||
| Growth Direct | ||||||
| Repeatability Variance | 55.083 | 52.342 | 54.517 | 27.525 | 52.133 | 61.150 |
| Operator Variance | 0.000 | 15.709 | 123.562 | 0.000 | 0.000 | 0.003 |
| Total Variance | 55.083 | 68.051 | 178.079 | 27.525 | 52.133 | 61.153 |
| %Operator/Total | 0 | 23 | 69 | 0 | 0 | 0 |
| Plate Count | ||||||
| Repeatability Variance | 76.756 | 75.496 | 72.764 | 53.739 | 64.901 | 34.617 |
| Operator Variance | 6.980 | 53.342 | 7.748 | 14.802 | 27.636 | 1.739 |
| Total Variance | 83.736 | 128.838 | 80.512 | 68.541 | 92.537 | 36.356 |
| %Operator/Total | 8 | 41 | 10 | 22 | 30 | 5 |
| Precision Estimates | ||||||
| Growth Direct | ||||||
| Mean | 57.92 | 56.13 | 59.50 | 36.71 | 49.42 | 49.25 |
| Repeatability Std Dev | 7.42 | 7.23 | 7.38 | 5.25 | 7.22 | 7.82 |
| Intermediate Std Dev | 7.42 | 8.25 | 13.34 | 5.25 | 7.22 | 7.82 |
| Repeatability CV (%) | 12.8 | 12.9 | 12.4 | 14.3 | 14.6 | 15.9 |
| Ratio Variance/Mean | 0.95 | 0.93 | 0.92 | 0.75 | 1.05 | 1.24 |
| Plate Count | ||||||
| Mean | 54.64 | 53.27 | 57.93 | 38.63 | 50.62 | 49.14 |
| Repeatability Std Dev | 8.76 | 8.69 | 8.53 | 7.33 | 8.06 | 5.88 |
| Intermediate Std Dev | 9.15 | 11.35 | 8.97 | 8.28 | 9.62 | 6.03 |
| Repeatability CV (%) | 16.0 | 16.3 | 14.7 | 19.0 | 15.9 | 12.0 |
| Ratio Variance/Mean | 1.40 | 1.42 | 1.26 | 1.39 | 1.28 | 0.70 |
| Variance Ratios | ||||||
| PP/GD | 1.39 | 1.44 | 1.33 | 1.95 | 1.24 | |
| GD/PP | 1.77 | |||||
| F-test P-value | 0.232 | 0.210 | 0.262 | 0.072 | 0.314 | 0.106 |