Table 1

The schedule of trial enrolment, interventions and assessments

PrescreenBaseline (t0)Allocation3 weeks interventionAt immediately postintervention (t1)1 month after intervention (t2)
Informed consent
 Review study eligibility×
 Informed consent×
Study procedures
 Randomisation×
 Demographics×
 Clinical and oncologic history×
Intervention administration
 ACT or UC×
Efficacy evaluation
 Body Image Scale×××
 IMAGE‐HN×××
 AAQ-II×××
 SCSQ×××
 DT×××
Other evaluations
 Intervention fidelity×
 Patient adherence×
  • AAQ-II, The Acceptance and Action Questionnaire Second Edition; ACT, acceptance commitment therapy; DT, Distress Thermometer; IMAGE-HN, The Inventory to Measure and Assess imaGe disturbance-Head and Neck; SCSQ, Simplified Coping Style Questionnaire; UC, usual care.