Mean agreement with the statement ‘John should now isolate himself from other people’ by condition
| Message wording | Test result | |
| Positive | Negative | |
| Mean (95% CI) | Mean (95% CI) | |
| Control | 88.07 (84.87 to 91.27) | 46.38 (41.63 to 51.14) |
| USA | 87.62 (84.93 to 90.31) | 54.10 (49.21 to 58.98) |
| UK | 83.27 (79.48 to 87.06) | 48.84 (43.72 to 53.95) |
| New Zealand | 85.44 (82.81 to 88.08) | 57.46 (52.27 to 62.65) |
| Experimental | 83.62 (80.55 to 86.70) | 49.81 (44.62 to 55.00) |