Table 2.
Mean and standard deviation of the asthma control status, nighttime sleep quality, daytime sleepiness and asthma-specific HRQOL scores at 4 time points
| T1 (N=218) Mean (SD) |
T2 (N=189) Mean (SD) |
T3 (N=166) Mean (SD) |
T4 (N=158) Mean (SD) |
F-value | |
|---|---|---|---|---|---|
| Asthma control statusa | 16.88 (18.66) | 15.58 (17.78) | 15.30 (19.02) | 13.83 (16.47) | 1.44 |
| Nighttime sleep qualitya | 25.13 (19.35) | 19.46 (16.97) | 19.63 (18.70) | 19.39 (16.78) | 6.55*** |
| Daytime sleepinessa | 45.27 (20.87) | 42.11 (21.44) | 40.40 (21.02) | 39.64 (19.52) | 5.17** |
| Asthma-specific HRQOLa | 48.07 (10.23) | 46.67 (10.04) | 45.47 (10.04) | 44.96 (10.17) | 5.03** |
Abbreviations: SD, standard deviation; HRQOL, health-related quality of life.
a
Higher scores indicate worse asthma control status, worse nighttime sleep quality, greater daytime sleepiness, and worse asthma-specific HRQOL.
*
p<0.05;
**
p<0.01;
***
p<0.001.