Acute COVID vs HCCGM: longer BG > 140 mg/dL, > BG AUC >140 mg/dL, > mean postprandial BG at 60 minutes, > glycemic variabilityInsulin (fasting): > vs HCC peptide: > vs HCHOMA-B: > vs HCHOMA-IR: > vs HCArginine test: > AIRmax, > insulin and C peptideAUCPost-COVID-19 vs HCCGM: longer duration of BG > 140 mg/dL, > mean postprandial BG at 120 min, > mean blood glucose, > nadir BGInsulin (fasting): > vs HCC peptide: > vs HCHOMA-B: > vs HCHOMA-IR: > vs HCArginine test: > AIRmax, > insulinAUC. The gene discussed is INS; the disease is COVID-19.