Social deprivation (IMD 2007 quintiles) and its impact on patients with severe nAMD in a university hospital eye service
| Deprivation quintile | Birmingham reference IMD scores | Number of AMD patients | Expected frequency | Contribution to χ2 |
|---|---|---|---|---|
| 1 (most deprived) | 57.02–79.68 | 7 | 24.0 | 12.0417 |
| 2 | 44.91–57.01 | 21 | 24.0 | 0.3750 |
| 3 | 30.76–44.90 | 21 | 24.0 | 0.3750 |
| 4 | 20.16–30.75 | 42 | 24.0 | 13.5000 |
| 5 (least deprived) | 4.98–20.15 | 29 | 24.0 | 1.0417 |
| Total | 120 | 120 | 27.333 |
χ2 of 27.3333 with 4 degrees of freedom has a p value <0.001.
IMD, Index of Multiple Deprivation; nAMD, neovascular age-related macular degeneration.