COVID-19 positive and negative cohorts with regards to serum vitamin D concentration and length of inpatient stay
| COVID-19 +ve (n=22) | COVID-19 –ve (n=24) | ||
| Number of patients with vitamin D sufficiency (>50 nmol/L) | 2 (9%) | 7 (29%) | |
| Number of patients with vitamin D insufficiency (25–50 nmol/L) | 9 (41%) | 10 (42%) | |
| Number of patients with vitamin D deficiency (<25 nmol/L) | 11 (50%) | 7 (29%) | |
| Median vitamin D (nmol/L) | 30 | 35 | p=0.09 |
| Number of patients that required HDU/ITU | 4 | 2 | |
| Median serum vitamin D concentration for HDU/ITU escalations (nmol/L) | 32.5 (n=4) | 51 (n=2) | |
| Median length of stay (days) | 6 | 7 | p=0.86 |
HDU, high dependency unit; ITU, intensive treatment unit.