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Table 3 Laboratory investigations, invasive management and mortality outcomes of patients with suspected methanol poisoning

From: Methanol outbreak: a Malaysian tertiary hospital experience

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

  1. Y yes, N no, A alive, D died