This code set only includes codes that are accompanied by a value (e.g. 42H.. - White blood cell count).
Codes retrieved from: https://www.medrxiv.org/content/medrxiv/suppl/2020/05/19/2020.05.14.20101626.DC1/2020.05.14.20101626-1.pdf
By examining the prevalence of codes (number of patients with the code in their record) broken down by clinical system, we can attempt to validate the clinical code sets and the reporting of the conditions. Here is a log for this code set. The prevalence range 59.9% - 68.1% suggests that this code set is likely well defined.
Update 2024-03-15: Prevalence now 60% - 68%.
| Date | Practice system | Population | Patients from ID | Patient from code |
|---|---|---|---|---|
| 2023-09-18 | EMIS | 2463856 | 1476970 (59.9%) | 1475393 (59.9%) |
| 2023-09-18 | TPP | 200590 | 136584 (68.1%) | 136587 (68.1%) |
| 2023-09-18 | Vision | 332095 | 208915 (62.9%) | 208785 (62.9%) |
| 2024-03-15 | EMIS | 2526522 | 1507457 (59.7%) | 1507583 (59.7%) |
| 2024-03-15 | TPP | 201758 | 137046 (67.9%) | 137053 (67.9%) |
| 2024-03-15 | Vision | 335186 | 210897 (62.9%) | 210909 (62.9%) |
- Find_missing_codes last run 2024-03-15