Cohort demographics for round 1 (n=2009) respondents from five informal settlements in Nairobi, Kenya April 2020
| Variable | Frequency (%) |
| Age (mean (SD)) | 36.5 (11.3) |
| Age in categories (years) | |
| 18–29 | 576 (28.7) |
| 30–49 | 1184 (59.0) |
| 50+ | 248 (12.4) |
| Female gender | 1258 (62.8) |
| Education | |
| Primary or less | 866 (43.2) |
| Secondary | 878 (43.9) |
| Higher | 257 (12.8) |
| Marital status | |
| Married | 1170 (58.5) |
| Single | 502 (25.1) |
| Divorced/Separated | 328 (16.4) |
| Vaccine acceptance (2021)* | 799 (72.1) |
| Vaccine uptake (2022)† | 797 (71.1) |
*Question added in round 5 (n=1108).
†Question added in round 6 (n=1121).