. 2015 Jul;7(7):1130–1141. doi: 10.3978/j.issn.2072-1439.2015.07.12

Table 4. Actual nebulization duration and patient comfort in the three groups.

Groups	Patients who completed the 20-min nebulizing procedure (%)	Actual nebulization duration (min)	Patient comfort
ON (n=30)	29 (96.7)	19.87±0.73	6.64±1.57
UN (n=30)	16 (53.3)*	15.60±5.83*	4.70±2.26*
UNWO (n=31)	26 (83.9)^†	18.35±3.87^#	6.40±2.26^†

*, P<0.01 vs. ON group; ^†, P<0.05; ^#, P<0.01 vs. UN group. ON, oxygen-driven nebulization; UN, ultrasonic nebulization; UNWO, ultrasonic nebulization with warming and oxygen.