Time (months) | 0 | 3 | 6 | 9 | 12 | |
---|---|---|---|---|---|---|
Outcome measures | ||||||
Measurements: | ||||||
Urine cotinine | ● | ● | ● | ● | ● | |
Household nicotine level | ● | ● | ||||
EBC | ● | ● | ||||
Wheezometer | ● | ● | ||||
Long function | ● | ● | ● | ● | ● | |
Questionnaires: | ||||||
Parental smoking behaviour [24], PS exposure to the child Beliefs about PS exposure in children | ● | ● | ● | ● | ● | |
Respiratory symptoms and infections (based on questions developed by the PREPASE team and the respiratory symptoms questionnaire [37] | ● | ● | ● | ● | ● | |
ISAAC [23] | ● | ● | ||||
Quality of life (FSII) [38] | ● | ● | ● | ● | ● | |
Process evaluation | ● |