Table 7 Area under the receiver operating characteristic curve (AUROC) analysis table for outcome from virtual 12-week appointment (discharge vs. further follow-up required) using the combined risk prediction score 0–5 point scale with 1 point each for length of stay ≥ 15 days, LDH ≥ 750 U/L, positive current or ex-smoking status, admission to a level 2 (high dependency) or 3 (intensive care) facility and, positive past medical history of obesity [Body mass index (BMI) > 30 kg/m²]

From: Risk factors for persistent abnormality on chest radiographs at 12-weeks post hospitalisation with PCR confirmed COVID-19