Difference in time between same-site records of cancer (excluding NMSC) in CPRD primary care and HES APC
| Reference source | Comparator source | Recorded within 1 month n (%) | Recorded within 1–3 months n (%) | Recorded within 4–12 months, first in reference source n (%) | Recorded within 4–12 months, last in reference source n (%) | Recorded >1 year apart, first in reference source n (%) | Recorded >1 year apart, last in reference source n (%) |
| CPRD primary care | HES APC | 2670 (59) | 966 (21) | 275(6) | 162 (4) | 382 (8) | 87 (2) |
| HES APC | CPRD primary care | 2673 (61) | 968 (22) | 174 (4) | 246 (6) | 128 (3) | 200 (5) |
CPRD, Clinical Practice Research Datalink; HES APC, Hospital Episode Statistics Admitted Patient Care; NMSC, non-melanoma skin cancer