In São Tomé and Príncipe, Ovilongwa – Estudos de Opinião Pública of Angola, in partnership with a local consultant, interviewed a nationally representative, random, stratified probability sample of 1,200 adult São-Toméans between 8 and 19 December 2022. A sample of this size yields country-level results with a margin of error of +/-3 percentage points at a 95% confidence level. Previous surveys have been conducted in São Tomé and Principe in 2015 and 2018.
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