Regression results of specified models
| Dependent variable | ||||
| Mean vaccination rate (%) | Belief that vaccines are unsafe (%) | Negative vaccine tweets | ||
| OLS | OLS | Negativebinomial | ||
| (Model 1) | (Model 2) | (Model 3) | (Model 4) | |
| Foreign disinformation | −0.793*** (0.215) | −1.932*** (0.578) | −0.091 (0.831) | 0.293*** (0.112) |
| Social media organisation of offline action | 1.437** (0.604) | |||
| % Internet penetration | 0.001 (0.008) | −0.011 (0.010) | −0.076* (0.043) | 0.004 (0.006) |
| Logged per capita GDP | −0.004 (0.123) | 0.611*** (0.187) | 1.333* (0.711) | −0.074 (0.082) |
| Expected years of schooling | 0.299*** (0.073) | 0.860*** (0.149) | 0.236 (0.325) | −0.020 (0.043) |
| Lagged mean vaccination rate | 0.729*** (0.012) | 0.514*** (0.015) | ||
| 2008 mean vaccination rate | −0.092 (0.060) | 0.007 (0.008) | ||
| Constant | 22.455*** (1.485) | 37.048*** (2.795) | 3.119 (6.747) | −8.292*** (0.862) |
| Region FEs | Yes | No | Yes | Yes |
| Country FEs | No | Yes | No | No |
| Observations | 2902 | 2902 | 137 | 166 |
| Adjusted R2 | 0.707 | 0.733 | 0.199 | |
| Log likelihood | −988.260 | |||
*p<0.1; **p<0.05;***p<0.01.
FEs, fixed effects; OLS, ordinary least squares.