Table 3. OpenSAFELY NHS SRO Key Measures and their recorded counts and median rate of activity across practices, January 2019-December 2021.
| Key measure | Number of patients experiencing an event at least once (millions) | Number of events (millions) | Median number of coded events per 1000 registered patients in April 2019 | Median number of coded events per 1000 registered patients in April 2020 (% change vs April 2019) | Median number of coded events per 1000 registered patients in April 2021(% change vs April 2019) | Classification (See Box 1) |
|---|---|---|---|---|---|---|
| Blood pressure monitoring | 27.77 | 79.30 | 65.03 | 9.22 (-85.82) | 37.7 (-42.03) | Sustained drop |
| Cardiovascular Disease 10-Year Risk Assessment | 7.38 | 10.49 | 6.65 | 0.61 (-90.83) | 4.14 (-37.74) | Sustained drop |
| Cholesterol Testing | 16.82 | 32.71 | 23.99 | 1.98 (-91.75) | 20.94 (-12.71) | Recovery |
| Liver Function Testing - Alanine aminotransferase (ALT) | 23.36 | 54.14 | 36.0 | 7.47 (-79.25) | 34.91 (-3.03) | Recovery |
| Thyroid Testing - Thyroid Stimulating Hormone (TSH) | 19.36 | 36.16 | 23.65 | 3.62 (-84.69) | 23.26 (-1.65) | Recovery |
| Full Blood Count - Red Blood Cell (RBC) Testing | 23.82 | 56.95 | 37.88 | 8.85 (-76.66) | 37.13 (-1.98) | Recovery |
| Glycated Haemoglobin A1c Level (HbA1c) Testing | 20.57 | 42.80 | 28.86 | 3.33 (-88.46) | 28.2 (-2.29) | Recovery |
| Renal Function Assessment - Sodium Testing | 25.07 | 65.99 | 43.88 | 9.45 (-78.46) | 41.74 (-4.88) | Recovery |
| Asthma Reviews | 3.41 | 7.15 | 3.61 | 2.17 (-39.89) | 2.76 (-23.55) | Sustained drop |
| Chronic Obstructive Pulmonary Disease (COPD) Reviews | 1.16 | 2.60 | 1.10 | 0.30 (-72.73) | 0.77 (-30.00) | Sustained drop |
| Medication Review | 22.47 | 58.27 | 34.10 | 21.68 (-36.42) | 27.80 (-18.48) | Sustained drop |