Table 2.

Associations between blood glucose control groups (with cutoff at 7.8 mmol/L) and prognosis of patients with diabetes and COVID-19

Group definition	Model 1		Model 2
	HR (95% CI)	P value	HR (95% CI)	P value
FBG1	3.95 (1.36–11.47)	0.012	3.69 (1.11–12.25)	0.033
FBGM	5.07 (1.44–17.86)	0.011	4.96 (1.27–19.40)	0.021
FBGA	5.62 (1.59–19.83)	0.007	5.55 (1.41–21.81)	0.014

Model 1 was adjusted for age, gender, and severity classification on admission

Model 2 was adjusted for age, gender, severity classification on admission, hypertension, CVD, COPD, comorbidities, antivirus drug used, CPT therapy and steroid used

HR hazard ratio, CI confidence interval