From: On the validity of area-based income measures to proxy household income
Area-based measure | Group | rs | Kappa | Weighted Kappa |
---|---|---|---|---|
Actual household-level income | All | 0.322 | 0.055 | 0.322 |
 | Non-seniors | 0.316 | 0.054 | 0.315 |
 | Seniors | 0.382 | 0.060 | 0.382 |
Best-case Scenario (including non-registrants) | All | 0.469 | 0.260 | 0.469 |
 | Non-seniors | 0.497 | 0.309 | 0.496 |
 | Seniors | 0.420 | 0.113 | 0.420 |