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Table 2 Prognosis according to the presumed main triggering medical conditions (one condition per patient or more)

From: The prognostic value of blood pH and lactate and metformin concentrations in severe metformin-associated lactic acidosis

Associated condition Total n Survivors n (%) Non-survivors n (%) p-value for survivor/ non-survivor comparison
Kidney failure     
Total 34 19 (55.9) 15 (44.1) 0.87
Acute failure 21 11 10 0.89
Chronic failure 7 5 2 0.43
Duration unspecified 6 3 3 1.00
Other organ failures     
Total 10 6 4 0.74
Liver 4 2 2 1.00
Cardiovascular system 3 3 0 0.24
Lung 3 1 2 0.59
Overdose     
Total 8 3 5 0.45
Metformin (alone) 4 3 1 0.61
Multidrug (including metformin) 4 0 4 0.04
Other conditions     
Total 13 3 10 0.02
Sepsis 6 0 6 0.007
Alcohol abuse 3 2 1 1.00
Cancer 1 0 1 0.46
Pancreatitis 1 1 0 1.00
Neurological disorder 1 0 1 0.46
Acute denutrition 1 0 1 0.46
Indetermined 3 2 1 1.00