Table 2 Pooled results of multivariable logistic regressions over 33 imputed datasets.

From: Intubated COVID-19 predictive (ICOP) score for early mortality after intubation in patients with COVID-19

Predictor

Coefficient

OR (95% CI)

P value

Intercept

− 4.226521

–

 < 0.001

Age, y

0.036078

1.04 (1.03–1.05)

 < 0.001

Past medical history of CKD

0.664208

1.94 (1.24–3.05)

0.004

BUN, mg/dL

0.014718

1.01 (1.01–1.02)

 < 0.001

Ferritin, × 103 ng/ml

0.071151

1.07 (1.02–1.12)

0.009

OI

0.026700

1.31 (1.14–1.50)

 < 0.001

pH (ref =  > 7.30 to ≤ 7.40)

 ≤ 7.10

0.991712

2.70 (1.63–4.45)

 < 0.001

 > 7.10 to ≤ 7.20

0.594503

1.81 (1.22–2.69)

0.003

 > 7.20 to ≤ 7.30

0.423305

1.53 (1.12–2.08)

0.007

 > 7.40

0.128661

1.14 (0.80–1.62)

0.48

MAP/dose of needed vasopressor (ref = MAP ≥ 70)

MAP < 70, no vasopressor

0.068626

1.07 (0.75–1.52)

0.70

DOA ≤ 15 r/ EPI or NAD ≤ 0.1 r

0.303636

1.35 (0.96–1.92)

0.09

DOA > 15 r/EPI or NAD ≤ 0.2 r

0.645441

1.91 (1.20–3.02)

0.006

EPI or NAD > 0.2 r

1.106242

3.02 (1.95–4.68)

 < 0.001

  1. y, years; CKD, chronic kidney disease; BUN, blood urea nitrogen; OI, oxygen index; Ref, reference level; OR, odds ratio; CI, confidence interval; MAP, mean arterial pressure; r, mg/kg/min; DOA, dopamine; EPI, epinephrine; NAD, norepinephrine.
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