Table 2. Comparison of efficacy between the HFCWO and control groups Table 2. Comparison of efficacy between the HFCWO and control groups Table 2. Comparison of efficacy between the HFCWO and control groups Table 2. Comparison of efficacy between the HFCWO and control groups Table 2. Comparison of efficacy between the HFCWO and control groups
Variable HFCWO group (n=75) Control group (n=82) χ2/t P
Effective rate(n, %) 66,88 62, 75.6 4.69 0.03
Fever duration (days) 3.6±0.93 5.1±1.08 9.49 <0.001
Convulsive cough duration (days) 5.2±1.2 5.8±1.5 19.62 <0.001
FEV1 (%) 81.5±1.67% 80.3±2.19% -3.79 <0.001
FVC (%) 85.3±2.49% 84.2±2.67% -2.76 0.007
PEF (%) 85.5±1.34% 84.0±1.05% -7.62 <0.001
WBC(109/L) 6.30±1.52 6.35±1.02 0.215 0.83
CRP(mg/L) 7.13±4.39 9.53±1.51 2.501 0.013
Respiratory rate(times/min) 18.95±2.84 19.78±3.09 1.755 0.081
High respiration rate(n, %) 8,10.1 19,23.2 4.301 0.038
Oxygen therapy (n, %) 5,6.67 14,17.07 4.694 0.03
LOS(days) 9.03±1.81 10.78±2.49 5.01 <0.001
Treatment cost(Yuan/¥) 6263.29±1727.7 7769.82±2118.65 4.856 <0.001