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Table 4 Multivariable logistic regression analyzing ICU mortality and the longest episode of hypotension below thresholds of 50 mmHg, 60 mmHg, 75 mmHg, and 80 mmHg

From: Mean arterial pressure and mortality in patients with distributive shock: a retrospective analysis of the MIMIC-III database

Parameter MAP < 55 mmHg MAP < 60 mmHg MAP < 75 mmHg MAP < 80 mmHg
Pr > ChiSq Odds Ratio Pr > ChiSq Odds Ratio Pr > ChiSq Odds Ratio Pr > ChiSq Odds Ratio
Longest episode with MAP below threshold (vs. never below), hours         
 > 0 to < 2 < 0.0001 1.71 < 0.0001 1.71 0.2556 1.70 0.5474 1.42
 ≥ 2 to < 4 < 0.0001 2.67 < 0.0001 1.99 0.2858 1.63 0.895 1.08
 ≥ 4 to < 6 < 0.0001 4.41 < 0.0001 3.50 0.1895 1.82 0.9018 1.07
 ≥ 6 to < 8 < 0.0001 12.06 < 0.0001 4.80 0.2362 1.72 0.8184 1.14
 ≥ 8 to < 10 < 0.0001 7.18 < 0.0001 5.65 0.0795 2.23 0.5034 1.46
 ≥ 10 to < 12 0.0008 5.68 < 0.0001 6.58 0.0788 2.25 0.7379 1.21
 ≥ 12 to < 16 < 0.0001 8.17 < 0.0001 7.50 0.1023 2.11 0.6686 1.27
 ≥ 16 to < 20 0.0084 7.30 < 0.0001 7.37 0.0135 3.13 0.5393 1.41
 ≥ 20 0.0004 6.73 < 0.0001 7.32 0.0035 3.75 0.1943 2.06