Characteristics of included data
| All practices* | Practices in two-level analysis† | Practices in three-level analysis‡ | |
| Number of practices | 7219 | 6379 | 3435 |
| Number of CCGs | 206 | 206 | 133 |
| Number of AHTs | 126 | 126 | 54 |
| Total patients | 54 660 743 | 51 561 572 | 28 142 558 |
| Index of Multiple Deprivation Median, (IQR) | 21.6 (13.8–31.6) | 20.3 (13.3–29.7) | 20.8 (13.5 to– 29.9) |
| Percentage of patients aged over 65: median, (IQR) | 17.2 (12.3–21.1) | 17.9 (13.8–21.7) | 17.6 (13.4–21.3) |
| Two week wait referral detection rate: mean (SD) | 0.474 (0.081) | 0.480 (0.073) | 0.483 (0.071) |
*Excluding those with very few patients aged over 65 years and from the single CCG with substantial missing data.
†Excluding those with less than 50 cancer diagnoses over the 5 years.
‡More than one CCG per AHT.
AHT, Acute Hospital Trust;CCG, Clinical Commissioning Group.