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Summary of B. anthracis Ames average LRs by material type
| Material type | Avg LR ± SD |
|
|---|---|---|
| Tests 1 to 8 | Tests 9 to 20 | |
| Glass | 3.96 ± 1.83 | 4.56 ± 2.30 |
| Ceiling tile | 5.11 ± 1.91 | 5.69 ± 1.38 |
| Carpet | 6.00 ± 1.83 | 6.04 ± 1.61 |
| Painted wallboard paper | 6.87 ± 1.71 | |
| Bare pine wood | 3.89 ± 2.15 | 4.02 ± 2.18 |
| Unpainted concrete | 6.52 ± 1.32 | |
