Table 2.
Spearman rank correlations (ρ) between proportion of positive tweets and city-level demographic and climate data.
| Variable | ρ | P |
| Percentage without health insurance | .476 | .02 |
| Average high temp in September | .425 | .03 |
| Latitude | –.420 | .04 |
| Longitude | –.358 | .08 |
| Average precipitation days in September | –.305 | .14 |
| % High school graduate | –.198 | .35 |
| % Bachelor’s degree or higher | .180 | .40 |
| Individuals below poverty level | –.169 | .42 |
| Median age | .166 | .43 |
| Population density | –.111 | .60 |
| Median household income | .108 | .61 |
| Population | –.018 | .93 |