Table 3 Factors associated with health-related quality of life: VAS scale (0 = worst health state, 100 = best health state); (n = 2034)
VAS score | |||
|---|---|---|---|
N | Mean (SD) | Adjusted mean differences (CI 95 %)* | |
Age | |||
≥ 60 years | 609 | 62.38 (17.46) | |
40 to 59 years | 675 | 68.93 (16.66) | 1.78 (−0.38,3.94) |
18 to 39 years | 750 | 76.34 (15.33) | 4.99 (2.63,7.37) |
Educational level | |||
None | 162 | 58.57 (18.52) | |
Primary | 865 | 66.12 (17.18) | 2.41 (−0.63,5.44) |
Secondary | 667 | 73.48 (16.02) | 4.96 (1.64,8.28) |
University | 336 | 76.87 (14.92) | 6.30 (2.69,9.90) |
Asthma severity | |||
Severe persistent | 87 | 46.78 (17.21) | |
Moderate persistent | 672 | 65.45 (16.86) | 9.01 (5.07,12.96) |
Mild persistent | 754 | 72.97 (15.12) | 11.40 (7.28,15.52) |
Intermittent | 520 | 74.26 (16.96) | 9.49 (5.22,13.76) |
Smoking habit | |||
Current or former | 753 | 68.47 (17.02) | |
Never | 1,279 | 70.43 (17.58) | 2.51 (1.13,3.89) |
Stressful event last 15 days | |||
Yes | 296 | 61.47 (18.61) | |
No | 1,731 | 71.10 (16.75) | 6.17 (4.31,8.03) |
Adherence is important (score, patient’s point of view): | |||
< 8 | 511 | 65.25 (17.78) | |
≥ 8 | 1,521 | 71.23 (16.98) | 4.02 (2.54,5.50) |
ACQ score | |||
>1.50 | 762 | 58.94 (16.38) | |
0.75-1.50 | 541 | 72.59 (13.89) | 9.48 (7.53,11.44) |
<0.75 | 731 | 78.79 (14.48) | 13.26 (11.22,15.29) |