Table 2.
Average death rates and percentage differences of death rates by month and calendar year.
| Urban Zone | Controls | Cases | Moses’ Rank Test 2 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Centro Storico | Aventino | XX Settembre | Celio | Mean (SD) 1 | Trastevere | Testaccio | Esquilino | Mean (SD) 1 | ||
| Monthly average death rate (‰) October 2014–May 2015 | 5.75 | 5.45 | 4.72 | 8.34 | 6.0 (1.5) | 6.17 | 5.86 | 6.67 | 6.2 (0.4) | NS |
| Monthly average death rate (‰) June–September 2014 | 4.17 | 2.82 | 3.65 | 3.50 | 3.7 (0.6) | 3.66 | 4.93 | 4.38 | 4.3 (0.5) | <0.001 |
| Monthly average death rate (‰) June–September 2015 | 5.73 | 8.80 | 9.57 | 8.06 | 7.3 (2.0) | 5.95 | 7.12 | 6.43 | 6.4 (0.4) | <0.001 |
| Δ1: June–September 2015 vs. June–September 2014 (%) | 37.38 | 212.50 | 162.59 | 130.30 | 97.3 (73.1) | 62.37 | 44.32 | 46.71 | 48.8 (6.8) | <0.001 |
| Δ2: June–September 2015 vs. October 2014–May 2015 (%) | −0.41 | 61.62 | 102.96 | −3.34 | 35.4 (43.0) | −3.50 | 21.47 | −3.56 | 6.6 (6.7) | <0.001 |
| Monthly average death rate (‰) October–November 2015 | 5.09 | 6.15 | 2.37 | 5.96 | 4.7 (1.6) | 5.73 | 4.91 | 5.76 | 5.6 (0.4) | <0.001 |
| Δ3: October–November 2015 vs. June–September 2015 (%) | −11.02 | −30.08 | −75.21 | −26.00 | −35.6 (30.1) | −3.67 | −31.07 | −10.46 | −12.5 (10.5) | <0.001 |
| Δ2−Δ3 | 71.0 (67.3) | 19.1 (15.31) | NS | |||||||
1 Weighted average for the population size in the summer of 2015; 2 The Moses’ rank test compares the dispersion of the values in the two groups, controls and cases.