Table 6.
Descriptive statistics of Italian provincial capitals according to density per km2 (3 categories).
| Days exceeding limits set for PM10 or ozone 2018 |
Infected 17th March 2020 |
Infected 7th April 2020 |
Density inhabitants/km2 2019 |
Temp °C Feb–Mar 2020 |
Moisture % Feb–Mar 2020 |
Wind km/h Feb–Mar 2020 |
Rain days Feb–Mar 2020 |
Fog days Feb–Mar 2020 |
|
|---|---|---|---|---|---|---|---|---|---|
| Cities with <500 inhabitant/km2N = 17 | |||||||||
| Mean | 52.82 | 116.12 | 695.35 | 312.76 | 9.88 | 71.12 | 9.52 | 4.44 | 4.41 |
| Std. Deviation | 36.87 | 128.13 | 570.58 | 161.34 | 2.12 | 8.91 | 5.73 | 2.79 | 3.79 |
| Cities with 500–1500 inhabitant/km2N = 22 | |||||||||
| Mean | 84.32 | 430.91 | 1775.73 | 951.32 | 9.04 | 68.50 | 8.37 | 4.34 | 3.75 |
| Std. Deviation | 37.28 | 476.29 | 1122.02 | 277.77 | 2.65 | 9.17 | 2.33 | 2.06 | 2.99 |
| Cities with >1500 inhabitant/km2N = 16 | |||||||||
| Mean | 91.19 | 789.00 | 3601.56 | 3355.44 | 9.33 | 68.86 | 8.26 | 6.03 | 3.84 |
| Std. Deviation | 43.29 | 1103.03 | 3697.89 | 2151.27 | 1.81 | 4.32 | 2.79 | 2.19 | 3.03 |