Table 1

Set and measured parameters at two circuits of the split CPAP system

Set FiO2 on oxygen blenderCircuit 1Circuit 2
Measured FiO2 Set CPAP
(cm H2O)
Measured CPAP
(cm H2O)
Measured FiO2 Set CPAP
(cm H2O)
Measured CPAP
(cm H2O)
0.300.2833.60.2933.3
0.400.4144.10.4044.0
0.450.4444.10.4354.6
0.500.4844.20.4965.9
0.500.5055.10.5155.2
0.600.6065.90.6055.1
0.700.7266.20.6966.0
0.800.8066.10.7887.9
0.800.8176.90.7866.1
0.900.8877.10.8976.8
10.9988.10.9987.8
  • CPAP, continuous positive airway pressure; FiO2, fractional inspired oxygen concentration.