|
| Control Group 1 | Group 2 | Group 3 | ||
| Day | Mean +/− SD | Mean +/− SD | Percentage efficacy | Mean +/− SD | Percentage efficacy |
| Day 178 | 70.4 +/− 11 | 22.3 +/− 13.2 | 68.3 | 0.0 +/− 0 | 100 |
| Day 191 | 81.0 +/− 10.8 | 5.7 +/− 4.3 | 92.9 | 0.8 +/− 2.7 | 99.1 |
| Day 204 | 79.9 +/− 10.1 | 8.7 +/− 4.6 | 89.1 | 0.0 +/− 0 | 100 |
| Day 218 | 76.0 +/− 8.6 | 15.4 +/− 10.4 | 79.7 | 0.0 +/− 0 | 100 |