Bubble Continuous Positive Airway Pressure (CPAP) With Conventional CPAP for Extubation in Preterm Infants

Bubble CPAP will be delivered using Fischer \& Paykel CPAP system with a starting flow of 6 liters/minute. CPAP will be initially started at a pressure of 5 - 6 cm H2O and fraction of inspired oxygen (FiO2) of 0.4 - 0.5. which will be adjusted to maintain oxygen saturation (SpO2) between 87 and 93%.

Conventional CPAP will be delivered using Argyle CPAP (Sherwood Medical Company, Mexico) short nasal prongs with warm, humidified gas used (34-37°C) through a thermo-statically controlled humidifier, flow @ 4-8 L/min from either SLE 2000 pressure-controlled continuous flow ventilator (Specialized Laboratory Equipment, UK) or Baby log 8000 volume guarantee ventilator.