Table 1

Enrolment and schedule of questionnaires

TimepointEnrolmentBaselineCycle 1 chemotherapyCycles 2–8, and end of chemotherapyFollow-up
Eligibility screenX
Informed consentX
QUESTIONNAIRES
(number of items)
Questionnaire AQuestionnaire BQuestionnaire CQuestionnaire D
Sociodemographic questions (15)X
Health literacy (1)X
Control Preferences Scale (2)X
Decisional Conflict Scale (4)X
Quality Quantity Questionnaire (8)XXX
Expectations of treatment (3)XXX
EORTC-QLQ-C30 (30)XXXX
Work Ability Index (3)XXXX
EORTC CAT items: financial difficulties (5)XXXX
FACT-G items (2)X*XX
Decisional Regret Scale (5)XX
Total number of questions71505645
  • *FACT-G, cycle 1 questionnaire includes the single statement ‘I am able to enjoy life’. Cycles 2–8 and follow-up questionnaires include the additional statement ‘I am bothered by the side effects of treatment’.

  • EORTC CAT, European Organisation for the Research and Treatment of Cancer computer adaptive testing; EORTC-QLQ-C30, European Organisation for the Research and Treatment of Cancer Quality of Life Questionnaire Core 30; FACT-G, Functional Assessment of Cancer Therapy-General.