Table 3.

Comparative Frequency of β-Agonist Administration

Nebulized β-Agonist
Frequency
Number of Doses
ControlClinical PathP Value
Every 2 h6.54.5.02
Every 3 h5.93.7.002
Every 4 h4.73.5.044
Every 6 h2.21.4.01
Every 8 h0.1.32