| Tabulation of Results | ||
| T40 x Useful | ||
| No | Yes | NoTreatment | 43 | 20 | Treatment | 13 | 10 |
| Tabulation of Expected Results | ||
| T40 x Useful | ||
| No | Yes | NoTreatment | 41.02 | 21.98 | Treatment | 14.98 | 8.02 |
| Statistical Results | |
| Pearson's Chi-squared test with simulated p-value (based on 2000 replicates) | |
| Exact Pearson Chi Square Statistic | 1.02 |
| P value | 0.45 |
