Information on how items for costing were identified
Evidence of face validity; protocol reports questionnaire subject to pilot and pre-pilot.
Web Article: Williams J G, Russell I, Cohen D, et al, Comparison of infliximab and ciclosporin in steroid resistant ulcerative colitis: a trial (CONSTRUCT), NIHR Health Technology Assessment Programme, http://www.hta.ac.uk/project/1737.asp
Piloting of questionnaires for patient / carer completion
Evidence of face validity; protocol reports questionnaire subject to pilot and pre-pilot.
Web Article: Williams J G, Russell I, Cohen D, et al, Comparison of infliximab and ciclosporin in steroid resistant ulcerative colitis: a trial (CONSTRUCT), NIHR Health Technology Assessment Programme, http://www.hta.ac.uk/project/1737.asp
Validation
Evidence of face validity; protocol reports questionnaire subject to pilot and pre-pilot.
Web Article: Williams J G, Russell I, Cohen D, et al, Comparison of infliximab and ciclosporin in steroid resistant ulcerative colitis: a trial (CONSTRUCT), NIHR Health Technology Assessment Programme, http://www.hta.ac.uk/project/1737.asp