Composition of sample, form of question | Number of samples | Number of countries | Participants | Crude mean [%] a | Weighted mean [%] b |
---|---|---|---|---|---|
Population group, closed-ended | 10 | 10 | 14,420 | 36.5 | 42.1 |
Cardiac group, closed-ended | 5 | 5 | 7642 | 54.7 | 69.5 |
Population group, open-ended | 1 | 1 | 302 | 31.4 | 31.4 |
Cardiac group, open-ended | 1 | 1 | 137 | 33.3 | 33.3 |