Recruitment rates by centre
| Group | Site | Start date | Months | Recruited | Rate/month |
| Intervention | 70 | 132 | 1.9 | ||
| 01 | December 2016 | 14 | 26 | 1.9 | |
| 03 | November 2016 | 15 | 34 | 2.3 | |
| 06 | November 2016 | 15 | 30 | 2.0 | |
| 07 | February 2017 | 12 | 19 | 1.6 | |
| 10 | December 2016 | 14 | 23 | 1.6 | |
| Control | 81 | 150 | 1.9 | ||
| 02 | November 2016 | 15 | 24 | 1.6 | |
| 04 | November 2016 | 15 | 18 | 1.2 | |
| 05 | November 2016 | 15 | 23 | 1.5 | |
| 08 | November 2016 | 15 | 35 | 2.3 | |
| 09 | November 2016 | 15 | 40 | 2.7 | |
| 50 | July 2017 | 6 | 10 | 1.7 | |
| Total | 151 | 282 | 1.87 |