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Table 2. Univariate logistic regression analyses for critical outcomes

From: The relationship between maximal expiratory pressure values and critical outcomes in mechanically ventilated patients: a post hoc analysis of an observational study

  Extubation failure Death at 30 days
  OR (95% CI) Std OR (95% CI) p value OR (95% CI) Std OR (95% CI) p value
Age 0.98 (0.95–1.02) 0.71 (0.27–1.89) 0.50 1.04 (1–1.08) 3.51 (1.18–10.45) 0.02
Sex 0.89 (0.32–2.49) 0.89 (0.32–2.49) 0.83 0.61 (0.24–1.55) 0.61 (0.24–1.55) 0.32
BMI 0.90 (0.81–0.98) 0.22 (0.05–0.86) 0.03 0.87 (0.79–0.95) 0.14 (0.03–0.50) 0.003
Neuromuscular blocker administration duration 1.36 (1.11–1.67) 3.85 (1.57–9.43) 0.003 0.97 (0.79–1.19) 0.89 (0.36–2.2) 0.80
MV duration 1.16 (1.05–1.28) 4.26 (1.61–11.25) 0.003 1.05 (0.96–1.14) 1.66 (0.73–3.78 0.22
SAPS II 0.99 (0.96–1.02) 0.64 (0.22–1.85) 0.41 1.02 (1.00–1.05) 2.41 (1.01–5.74) 0.046
Cancer 0.29 (0.04–2.30) 0.29 (0.04–2.30) 0.24 2.09 (0.70–6.20) 2.09 (0.70–6.20) 0.18
Chronic cardiac insufficiency 1.13 (0.29–4.33) 1.13 (0.29–4.33) 0.86 2.82 (0.97–8.15) 2.82 (0.97–8.15) 0.056
Chronic kidney disease 1.05 (0.27–4.01) 1.05 (0.27–4.01) 0.95 0.39 (0.08–1.81) 0.39 (0.08–1.81) 0.23
Chronic pulmonary disease 0.17 (0.02–1.35) 0.17 (0.02–1.35) 0.095 0.83 (0.28–2.45) 0.83 (0.28–2.45) 0.73
Diabetes 0.59 (0.16–2.18) 0.59 (0.16–2.18) 0.42 1.29 (0.48–3.46) 1.29 (0.48–3.46) 0.62
Obesity 0.66 (0.20–2.16) 0.66 (0.20–2.16) 0.49 0.73 (0.26–2.00) 0.73 (0.26–2.00) 0.54
Chronic alcoholism 0.35 (0.08–1.61) 0.35 (0.08–1.61) 0.18 0.53 (0.17–1.70) 0.53 (0.17–1.70) 0.29
Active smoking 0.62 (0.17–2.29) 0.62 (0.17–2.29) 0.47 1.36 (0.50–3.68) 1.36 (0.50–3.68) 0.54
ICU-acquired weakness 2.95 (0.86–10.14) 2.95 (0.86–10.14) 0.086 1.99 (0.71–5.58) 1.99 (0.71–5.58) 0.19
Malnourishment 0.63 (0.08–5.33) 0.63 (0.08–5.33) 0.68 2.95 (0.76–11.40) 2.95 (0.76–11.40) 0.12
MEP 0.96 (0.93–0.98) 0.06 (0.01–0.44) 0.005 0.99 (0.98–1) 0.72 (0.28–1.88) 0.51
MIP 0.90 (0.84–0.96) 0.02 (0.001–0.21) 0.001 0.97 (0.94–1) 0.39 (0.13–1.16) 0.09
  1. OR odds ratios, Std OR standardised odds ratio, CI confidence interval, BMI body mass index, MV mechanical ventilation, MIP maximal inspiratory pressure, MEP maximal expiratory pressure
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