Table 3.

Showing biochemical parameters at presentation in COVID-19 patients with DKA (and combined DKA/HHS).

Biochemical parameter at presentation	Valuea
Blood glucose (mg/dl)	568.5 (385.5–889.7) [7,8,[10], [11], [12], [13], [14], [15], [16],[18], [19], [20], [21],23,24,28] b
	486.0 (396.0–558.0) [22] g
	506.5 (252.0–1485.0) [9]
HbA1c (%)	11.7 (9.5–13.2) [[10], [11], [12], [13],16,19,23,24,28] c
	12.4 (10.7–14.2) [22] g
pH	7.17 (6.99–7.24) [7,8,[10], [11], [12], [13], [14], [15], [16],18,21,23,24,28] d
	7.20 (6.90–7.30) [22] g
Bicarbonate (mmol/l)	8.0 (6.0–12.5) [7,8,[10], [11], [12], [13], [14],16,23,24,28] e
	11.8 (7.8–15.4) [22] g
Anion gap (mEq/l)	29.0 (18.0–32.0) [7,8,12,13,15,20,24,28] f
	14.8 (10.4–20.5) [22] g
	28.1 (14.3–41.2) [9]

COVID-19: Novel coronavirus disease; DKA: Diabetic ketoacidosis; HHS: Hyperglycemic hyperosmolar syndrome; HbA_1c: Glycated hemoglobin.

^aData represented as median (interquartile range).

^bBlood glucose calculated from individual patient data available from 16 studies.

^cHbA_1c calculated from individual patient data available from 9 studies.

^dpH calculated from individual patient data available from 14 studies.

^eSerum bicarbonate calculated from individual patient data available from 11 studies.

^fAnion gap calculated from individual patient data available from 8 studies.

^gOnly data of patients with isolated DKA has been shown.