Table 3.

Laboratory investigations, invasive management and mortality outcomes of patients with suspected methanol poisoning

Patient	Laboratory investigations											Invasive management		Outcome (D/A)
	pH	HCO3 (mmol/L)	Base excess (mmol/L)	Lactate (mmol/L)	Anion gap	Serum osmolarity (mOsm/L)	Osmolar gap	Serum methanol (mg/dL)	Glucose (mmol/L)	HCT (%)	K (mmol/L)	Intubation (Y/N)	Dialysis (Y/N)
1	6.83	0	− 28.3	7.5	39.2	277	Unable to calculate	Not detected	7.2	65	5.2	Y	Y	D
2	7.05	6.1	− 22.3	4.9	36.1	286	Unable to calculate	Not detected	11	60.3	5.2	Y	Y	A
3	6.67	0	− 25.5	7.1	37.8	280	Unable to calculate	Not tested	16.1	54.7	5.8	Y	N	D
4	6.7	4	− 25	12	42.1	277	71	Not detected	7.8	56	5.1	Y	Y	D
5	6.67	6.9	− 26	9	35	291	107	Not detected	10.8	61.7	5.9	Y	Y	D
6	6.64	4.5	− 37	12.7	36.9	277	108	8	7.2	55.7	6.4	Y	Y	D
8	7	4.8	− 21	7.4	30.8	281	40	30	11	61.7	6	Y	N	A
9	6.68	4.3	− 35	8.9	37.2	282	155	45	7.7	50.1	7.5	Y	Y	D
10	7.04	8.1	− 23	2.2	22.7	269	37	Not detected	5.9	54.9	4.8	Y	N	A
13	7.09	8.8	− 21.3	3.4	35	273	93	Not tested	8.1	56.9	6.6	Y	Y	A
14	6.91	6.1	− 26.9	5.1	28.5	108	73	14	11.2	55.6	4.6	Y	Y	D
15	7.06	8.3	− 22.9	1.5	25.4	284	114	Not tested	8.8	55.6	3.7	Y	N	A
16	6.5	2.8	− 30	14	40.5	306	116	70	17.7	51.3	4.3	Y	N	D
17	7.08	10.1	− 17	1.4	31.5	300	− 15	108	7.9	5.3	3.6	Y	Y	A
18	7.22	11.7	− 13.2	5.7	29.3	294	133	149	3.3	52.8	8	Y	Y	D
19	7.18	11.4	− 13.6	1.5	20.1	292	10	Not detected	6.7	54.7	4.5	N	N	A
20	7.15	10.7	− 18.4	2.4	26.7	263	95	Not detected	7.3	51.3	5.4	N	N	A
22	6.69	4.2	− 27	10	36.6	292	104	124	20.4	45.3	5.8	Y	Y	D
23	7.18	11	− 19.6	1.9	29.8	291	1	162	6	51.1	3.8	N	N	A
24	7.11	9.3	− 20.8	1.2	73.3	284	37	78	6	56.7	4.6	N	Y	A
25	7.14	9.9	− 20.3	1.1	27.4	277	53	106	7.2	52.3	4.3	N	N	A
26	6.54	3.2	− 29	12.8	40.9	293	213	191	14.8	50.1	8.1	Y	Y	D
27	7.34	23	0.8	4.5	16.4	290	Unable to calculate	22	5.4	39.3	3.4	N	N	A
31	6.83	0	− 28.3	7.5	39.2	277	Unable to calculate	Not detected	7.2	65	5.2	Y	Y	D

Y yes, N no, A alive, D died