Table 3.
Correlation coefficients between the official cancer surveillance statistics and the obituary-based statistics.
Age distribution | Geospatial distribution | Temporal distribution | |
---|---|---|---|
Breast cancer | |||
All (12,716) obituaries | 0.981 | 0.939 | 0.611 |
5000 obituaries | 0.979 | 0.932 | 0.839 |
2500 obituaries | 0.956 | 0.926 | 0.648 |
Lung cancer | |||
All (11,134) obituaries | 0.994 | 0.881 | 0.839 |
5000 obituaries | 0.982 | 0.814 | 0.479 |
2500 obituaries | 0.964 | 0.846 | 0.812 |