Table 1.

Laboratory investigations on admission (first day) and sixth day in hospital.

Investigation	Result		Reference range
	First day	Sixth day
White blood cell count, × 109/L	10.04	14.21	3.5–9.5
Absolute neutrophil count, × 109/L	9.07	13.15	1.8–6.3
Absolute lymphocyte count, × 109/L	1.2	0.5	1.1–3.2
C-reactive protein, mg/L	4.34	179.73	0.1–10.0
Serum glucose, mg/dl	300.6	599.4	70.2–109.8
Hemoglobin A1c, %	15.2	NA	3.8–6.5
Urea nitrogen, mmol/L	6.66	27.45	3.1–8.8
Creatinine, μmol/L	44	187	41–81
Sodium, mmol/L	141	133	137–147
Potassium, mmol/L	4.5	4.57	3.50–5.30
Serum osmolality, mOsm/kg	314.36	335.89	280–310
Arterial blood gas
pH	7.333	NA	7.350–7.450
PaO2, mmHg	57.5	NA	83.0–108.0
PaCO2, mmHg	23.7	NA	32.0–48.0
HCO${}_3^{-}$, mmol/L	15.5	NA	22.0–27.8
Urine glucose	4+	NA	–
Urine ketone	–	NA	–

NA, not applicable.