Pulmonary Medicine / 2014 / Article / Tab 1

Clinical Study

Frequency and Intensive Care Related Risk Factors of Pneumothorax in Ventilated Neonates

Table 1

Relationship of ventilator variables and overventilation to pneumothorax.

ParameterCases ( )Controls ( ) value
% %

Mode of ventilation at pneumothorax event
 IMV7704200.007
 AC220420
 SIMV00420
 CPAP110840
PIP >20 cm H2O4406300.58
PaCO2 <30 mmHg in ABG55011550.79

IMV: intermittent mandatory ventilation; AC: assist control; SIMV: synchronized intermittent mandatory ventilation; CPAP: continuous positive airway pressure; PIP: peak inspiratory pressure; ABG: arterial blood gas.

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