Table 1.

The Nominal Metered Volumes, Drug Concentrations, Gravimetrically Defined Metered Volumes, Nominal Delivered Doses, and Actual Delivered Doses for Five Drugs Used in the Tests for Precise Dose Delivery with the I-neb Adaptive Aerosol Delivery (AAD) System

Drug	Nominal metered volume	Drug concentration	Gravimetric metered volume	Nominal delivered dose	Actual delivered dose
Tobramycin	1400 μL	60 mg/1 mL	1388.4 μL	84 mg	75.9 mg
Colistimethate sodium	300 μL	1 MIU/1 mL	311.2 μL	300 kIU	324.9 kIU
Dornase alfa	300 μL	1 mg/1 mL	318.3 μL	300 μg	283.3 μg
Albuterol	300 μL	2 mg/1 mL	317.2 μL	600 μg	605.1 μg
Hypertonic saline	500 μL	70 mg/1 mL	551.0 μL	35 mg	35.9 mg