The data below correspond to 11 study centres in 8 Latin American countries that are recruiting participants into the pregnant women and children cohorts. The table shows the number of pregnant women and children that have been recruited and enrolled per study centre between May 2017 and February 2019.
| Cities and countries | Pregnant Women enrolled |
Children enrolled | Report date |
| Santa Cruz (Bolivia) | 74 | Not participating | 28/01/2019 |
| Sao Paulo (Brazil) | 106 | 48 | 24/01/2019 |
| Rio de Janeiro (Brazil) | 125 | 31 | 05/02/2019 |
| Belo Horizonte (Brazil) | 13 | Not started | 31/01/2019 |
| Bucaramanga (Colombia) | 560 | 354 | 05/02/2019 |
| Cienfuegos (Cuba) | 283 | 85 | 24/01/2019 |
| Guayaquil (Ecuador) | 377 | 68 | 14/02/2019 |
| Pointe-à-Pitre (Guadeloupe) | 4,954 | 1,040 | 10/01/2019 |
| INSP (Mexico) | 557 | Not participating | 21/01/2019 |
| IMSS (Mexico) | 1,144 | 54 | 14/02/2019 |
| Valencia (Venezuela) | 500 | 92 | 09/01/2019 |