Table 2.
Numbers analyzed
| Patient group |
Month 0 |
Month 12 (Table 5) |
Month 24 (Table 7) |
|||
|---|---|---|---|---|---|---|
| N | Analysis | N* | Analysis | N* | Analysis | |
| All patients | 90 | Disease status at baseline (text) | 67 | Average asthma severity (see also Table 6), symptom score | 59 | Average asthma severity, symptom score |
| All patients | 53 | [Months 3 + 6 + 12] Use of conventional asthma medication (Table 1) | ||||
| Adults (aged 18–68 years) | 54 | Sociodemographics (Table 3) | 38 | SF-36 | 35 | SF-36 |
| Children (aged 2–16 years) | 36 | |||||
| Patients recruited after March 2001 | 65 | Disease status at baseline (Table 4) | Asthma symptoms | Asthma symptoms | ||
| Adults recruited after March 2001 | 42 | 26 | AQLQ | 25 | AQLQ | |
| Children recruited after March 2001 | 23 | 16 | KINDL | 15 | KINDL | |
Abbreviations: N*, refers to number of patients returning the respective follow-up questionnaire; the corresponding number with evaluable data for an individual outcome may be lower; AQLQ, Asthma Quality of Life Questionnaire; KINDL, Questionnaire for Measuring Health-Related Quality of Life in Children and Adolescents; SF-36, Short-Form Health Survey (36 items).