Top 10 diagnostic categories based on change for HealthLinks patients
| Category | 2019 total presentations* | 2020 total presentations* | % difference |
| Acute/lower respiratory tract infection, chest | 156 | 35 | −78 |
| Renal colic | 130 | 32 | −75 |
| (Unknown)—people left before diagnosis | 131 | 35 | −73 |
| Collapse/faint/vasovagal attack/micturition/syncope. Excludes syncope caused by heat | 114 | 34 | −70 |
| Dizziness/vertigo | 146 | 47 | −68 |
| Chest pain | 815 | 339 | −58 |
| Backache, unspecified | 117 | 50 | −57 |
| Abdominal/flank pain/cramps/intestinal colic | 541 | 256 | −53 |
| Chronic obstructive pulmonary disease (COPD) | 185 | 104 | −44 |
| Congestive cardiac failure | 168 | 100 | −40 |
*Data date ranges: 19 March to 22 September 2019 and 17 March to 20 September 2020.