Table 1.

Ventilator component costs and hospital availability.

Item	Number	Hospital-available	Cost (USD)
Adjustable pressure relief valve	1	x	10.00 [10]
Arduino microcontroller	1		23.00 [11]
Flow-inflating Mapleson bag	2	x	23.99 [12]
One-way valves	2	x	4.95 [13]
Oxygen tubing	2	x	0.46 [14]
Adjustable PEEP valve	1	x	9.29 [15]
Size 3 soccer ball	1		7.90 [16]
Solenoid valve	1		18.99 [17]