Table 1. Estimates of absolute excess mortality rates attributable to pandemic influenza across 24 provinces of Chile, 1918–1921* .
| Province† | Pandemic period, no. excess deaths/10,000 population |
Cumulative absolute excess mortality rate | |||
|---|---|---|---|---|---|
| Jul 1918–Mar 1919 | Jun 1919–Mar 1920 | Nov 1920–Mar 1921 | Jun 1921–Dec 1921 | ||
| Tacna | 8.8 | 64.8 | 0.0 | 0.0 | 73.6 |
| Tarapacá | 14.3 | 0.0 | 10.5 | 0.0 | 24.8 |
| Antofagasta | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Atacama | 27.0 | 27.5 | 0.0 | 42.3 | 96.8 |
| Coquimbo | 0.0 | 59.2 | 0.0 | 38.3 | 97.5 |
| Aconcagua | 0.0 | 44.6 | 0.0 | 0.0 | 44.6 |
| Valparaiso | 20.6 | 36.5 | 0.0 | 0.0 | 57.1 |
| Santiago | 48.0 | 57.9 | 0.0 | 99.7 | 205.6 |
| O’ Higgins | 15.1 | 37.4 | 8.0 | 0.0 | 60.5 |
| Colchagua | 12.7 | 57.6 | 0.0 | 0.0 | 70.3 |
| Curicó | 9.7 | 44.5 | 0.0 | 0.0 | 54.2 |
| Talca | 0.0 | 53.0 | 0.0 | 0.0 | 53 |
| Maule | 0.0 | 56.8 | 0.0 | 0.0 | 56.8 |
| Linares‡ | 0.0 | 25.6 | 0.0 | 0.0 | 25.6 |
| Niuble | 7.2 | 70.0 | 0.0 | 0.0 | 77.2 |
| Concepción | 0.0 | 57.0 | 0.0 | 0.0 | 57 |
| Arauco | 0.0 | 41.0 | 8.5 | 0.0 | 49.5 |
| Bio-Bio | 0.0 | 125.2 | 0.0 | 0.0 | 125.2 |
| Malleco | 0.0 | 76.6 | 0.0 | 0.0 | 76.6 |
| Cautin | 6.4 | 52.6 | 0.0 | 0.0 | 59 |
| Valdivia | 0.0 | 56.7 | 11.2 | 30.0 | 97.9 |
| Llanquihue | 7.6 | 80.2 | 0.0 | 36.3 | 124.1 |
| Chiloé | 0.0 | 84.1 | 0.0 | 62.3 | 146.4 |
| Magallanes | 21.8 | 18.9 | 0.0 | 46.0 | 86.7 |
| Total Chile | 13.6 | 54.4 | 1.4 | 24.5 | 93.9 |
*Excess mortality estimates were based on a seasonal regression model applied to monthly deaths. †Provinces are sorted in geographic order from northern to southern Chile. ‡Model baseline to estimate excess deaths excluded the high-death months of Sep 1917–Mar 1918.