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Table 3 Baseline characteristics of the subgroup analysis according to the Δ Lactate 24 h [%]

From: Lactate is associated with mortality in very old intensive care patients suffering from COVID-19: results from an international observational study of 2860 patients

Variables ∆ Lactate 24 h ≤ 0% ∆ Lactate 24 h > 0% p value
n = 215 (26%) n = 611 (74%)
Male gender [n] (%) 152 (71%) 447 (73%) 0.37
Age [years] (IQR) 73–79 (75) 72–79 (76) 0.60
Age 70–79 [n] (%) 180 (80%) 484 (76%) 0.28
Age 80–89 [n] (%) 42 (19%) 143 (23%) 0.22
Age > 90 [n] (%) 3 (1%) 6 (1%) 0.63
CFS (IQR) 2–4 (3) 2–4 (3) 0.13
Diabetes [n] (%) 75 (35%) 231 (38%) 0.43
Coronary vascular disease [n] (%) 46 (22%) 154 (26%) 0.23
Chronic renal failure [n] (%) 43 (20%) 102 (17%) 0.27
Arterial hypertension [n] (%) 140 (65%) 403 (66%) 0.84
Pulmonary disease [n] (%) 58 (27%) 117 (19%) 0.017
Heart failure [n] (%) 42 (20%) 108 (18%) 0.85
SOFA score (IQR) 4–9 (6) 4–8 (6) 0.63
  1. CFS clinical frailty scale, SOFA score sequential organ failure assessment for the first 24 h, IQR interquartile range