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Table 3 Logistic regression model using standard selection criteria with the target parameter "SAE".

From: Systemic air embolism during percutaneous core needle biopsy of the lung: frequency and risk factors

  Model Selection criteria Wald p Assessment
Needle penetration depth in the tumor (Needle tip not in the tumor is risk factor) 1 Standard 6.9 0.009 Most important independent risk factor
Intubation anesthesia (Anesthesia is risk factor) 1 Standard 5.7 0.017 Independent risk factor
Height above the level of the left atrium (Height is risk factor) 1 Standard 5.2 0.023 Independent risk factor
Prone or supine position (prone position is risk factor) 1 Standard 4.3 0.038 Independent risk factor