Overview

• Population: Adults aged 19 and above nationwide.
• Target Sample Size: Total of 1,050 respondents (based on fully completed valid responses): 150 each from the three major religions (Protestantism, Catholicism, Buddhism), and 150 each from the four minor religions designated by the Institute for Religion and Civil Culture.
• Sampling Error: ±2.2 percentage points at a 95% confidence level.
• Sampling Method: For the three major religions, random probability sampling was conducted after allocating gender, age, and region from the respondent panel frame (region allocation was done at the level of 17 metropolitan cities). For the four minor religions, respondents were provided by the end client panel.
• Survey Method: Mobile survey using a structured questionnaire.
• Weighting Calculation: Weighting was done based on the proportionate allocation method by sex, age, and region using the resident registration population statistics from the Ministry of Public Administration and Security as of September 2022.
• Field Period: Within 30 days of confirming the mobile survey