evidoria

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3549
matching practices
6%
strong evidence, of 3549 assessed

Evidence mix

Randomised controlled trial 44
Quasi-experimental 153
Observational / pre–post 1398
Descriptive / self-reported 1954

Most practices in: United Kingdom (141) · United States of America (131) · Spain (92)

Results

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Good practice Evidence: Observational / pre–post Top 17% 81/100

Freetown Urban Data & Community Drone-Mapping Programme

Freetown mapped 4,038 km of formal and informal bus routes (2018–19), then in 2024 trained residents of informal settlements as a community …

Freetown, Sierra Leone