Table 1.
Data sources by data collection period and site
| Year | Months | n | Response rate | |
|---|---|---|---|---|
| Burkina Faso | ||||
| PMA 2017 | 2017–18 | November to January | 3512 | 97·8% |
| PMA 2018 | 2018–19 | December to January | 3329 | 97·7% |
| Baseline | 2019–20 | December to February | 6592 | 95·8% |
| COVID-19 | 2020 | June to July | 3518 | 57·7% |
| Kinshasa, Democratic Republic of the Congo | ||||
| PMA 2017 | 2017 | September to October | 2568 | 95·4% |
| PMA 2018 | 2018 | October to December | 2583 | 95·7% |
| Baseline | 2019–20 | December to February | 2611 | 95·2% |
| COVID-19 | 2020 | May to July | 1312 | 68·1% |
| Kenya | ||||
| PMA 2017 | 2017 | November to December | 5876 | 99·0% |
| PMA 2018 | 2018 | November | 5671 | 99·1% |
| Baseline | 2019 | November to December | 9474 | 98·7% |
| COVID-19 | 2020 | May to July | 5972 | 72·7% |
| Lagos, Nigeria | ||||
| PMA 2017 | 2017 | January to May | 1535 | 96·8% |
| PMA 2018 | 2018 | April to May | 1590 | 95·3% |
| Baseline | 2019–20 | December to January | 1469 | 95·5% |
| COVID-19 | 2020 | May to July | 948 | 83·3% |
PMA data for Democratic Republic of the Congo and Nigeria samples are specific to only Kinshasa and Lagos, respectively. PMA=Performance Monitoring for Action.