Number of tweets by country and concern type
| Group label | Australia (%) | Canada (%) | UK (%) | Total (%) |
| Unnecessary | 6 (0.39%) | 13 (0.4%) | 29 (0.6%) | 48 (0.5%) |
| Perceived barriers | 717 (47.08%) | 1368 (42.4%) | 2137 (48.0%) | 4222 (45.9%) |
| Cues to action | 157 (10.31%) | 274 (8.5%) | 306 (6.9%) | 737 (8.0%) |
| Additional concerns | 187 (12.28%) | 469 (14.5%) | 560 (12.6%) | 1216 (13.2%) |
| Ambiguous | 321 (21.08%) | 694 (21.5%) | 977 (22.0%) | 1992 (21.7%) |
| Total concern | 1388 (100%) | 2818 (100 %) | 4009 (100%) | 8215 (100%) |