Information on how items for costing were identified
Evidence of face, content and criterion validity, for example validation performed to external databases, resource use identified through pilot study and consultation with healthcare professionals.
Piloting of questionnaires for patient / carer completion
Evidence of face, content and criterion validity, for example validation performed to external databases, resource use identified through pilot study and consultation with healthcare professionals.
115eek G J, Elbourne D, Mugford M, et al, Randomised controlled trial and parallel economic evaluation of conventional ventilatory support versus extracorporeal membrane oxygenation for severe adult respiratory failure (CESAR), 2010,
Validation
Evidence of face, content and criterion validity, for example validation performed to external databases, resource use identified through pilot study and consultation with healthcare professionals.
115eek G J, Elbourne D, Mugford M, et al, Randomised controlled trial and parallel economic evaluation of conventional ventilatory support versus extracorporeal membrane oxygenation for severe adult respiratory failure (CESAR), 2010,