Table 2 A comparison of three published allergic rhinitis control questionnaires
ARCT[38] | |||
|---|---|---|---|
Administration mode | self-questionnaire | self-questionnaire | self-questionnaire |
Diseases considered | allergic rhinitis and asthma | allergic rhinitis | allergic rhinitis |
Period of evaluation | The previous 4 weeks | The previous week | The previous 2 weeks |
Number of final items/questions | 17 in development, 10 in the final tool | 26 in development, 6 in the final tool | 5 in the final tool |
Response type | 4-point frequency scale and some yes/no items | 5-point Likert scale | 5-point frequency scale |
Validation status | Tested in 141 non-treated adult patients (CARAT17) and then 193 adults (CARAT10). Internal consistency over 0.70. Longitudinal validation in 51 patients at 4 outpatient clinics. Test-retest reliability (intra-class correlation coefficient) = 0.82 | Psychometric validation by 410 patients consulting allergy specialists. God psychometric properties and reliable internal consistency (Cronbach alpha coefficient: 0.70) | Tested in 902 patients selected by 411 primary care physicians and allergists. Internal consistency: 0.77 |
Other comments | Tested in patients consulting an allergist | Significant correlations with physician-rated disease severity, total nasal symptom score and physician-recommended change in therapy | Based on the Asthma Control Questionnaire. Significant correlations with the clinical picture and the impact of allergic rhinitis on social and sports activities |