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Table 6 Logistic regression - backward selection

From: Accuracy of invasive arterial pressure monitoring in cardiovascular patients: an observational study

Parameter P -value Odds ratio 95% CI
Polydistrectual arteriopathy 0.0023 2.82 1.45 to 5.50
Chronic obstructive pulmonary disease 0.0198 2.61 1.16 to 5.87
Arterial hypertension 0.0214 2.09 1.12 to 3.93
Arterial catheter 20- versus 18-gauge <0.0001 0.35 0.21 to 0.58
Sedation 0.0131 0.5 0.29 to 0.86