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Table 1 Weights associated with each question on the questionnaire

From: Development of a questionnaire weighted scoring system to target diagnostic examinations for asthma in adults: a modelling study

Question Number Variable based on question Scoring system weights
1 *Age (16 – 34 years) 3
1 *Age (35 – 54 years) 2
1 *Age (55 – 74 years) 1
2 Sex male 1
3 **Wheeze in last 12 months 3
3.1 Breathless whilst wheezing 0
3.2 Wheeze in absence of cold -1
4 **Woken by chest tightness in last 12 months 1
5 **Woken by shortness of breath in last 12 months 0
6 **Woken by night cough in last 12 months 0
7 Asthma attack last 12 months 2
8 Currently taking asthma medication 1
9 **Family history of asthma 1
10 **Hayfever/eczema ever 1
11 Smoker -1
  1. * Age was aggregated into 4 categories. The 4th age category (>= 75) years is excluded from the model because it is dependent on the other 3
  2. ** Key variables used in simple scoring of 'yes' answers to key questions