Table 3.
Level and distribution of asthma control in a health care-based reference group of patients with current asthma who have never smoked.
| Uncontrolled (n=82) | Partially controlled (n=57) | Well controlled (n=102) | p value∗ | |
|---|---|---|---|---|
| Females | 55 (67) | 35 (61) | 67 (66) | 0.779 |
| Age (years), mean (SD) | 24.1 (4.2) | 25.6 (4.7) | 26.7 (7.8) | 0.006 |
| Age of asthma onset (years), mean (SD) | 7.9 (6.2) | 9.7 (7.6) | 11.3 (6.3) | 0.003 |
| Allergy | 69 (84) | 42 (74) | 74 (73) | 0.148 |
| Training (hours/week), mean (SD) | 5.0 (5.5) | 5.3 (4.4) | 4.7 (3.7) | 0.827 |
| Shortness of breath1 | 48 (59) | 21 (38) | 24 (24) | <0.001 |
| Health care contacts2 | 39 (48) | 15 (26) | 20 (20) | <0.001 |
| Family history of asthma | 46 (61) | 32 (62) | 54 (56) | 0.739 |
| Daily SABA/LABA | 50 (61) | 14 (25) | 8 (8) | <0.001 |
| Daily ICS | 26 (32) | 13 (23) | 17 (17) | 0.056 |
| Daily ICS + LABA | 36 (44) | 13 (23) | 38 (37) | 0.037 |
The data are presented as n (%) unless otherwise stated; significant p values are shown in bold; 1shortness of breath following strenuous exercise in the previous 12 months; 2respiratory-related health care contacts in the previous 12 months; ICS, inhaled corticosteroids; SABA/LABA, short-acting β2-agonists/long-acting β2-agonists; SD, standard deviation; ∗Pearson's chi-squared test.