| Study period | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Enrolment | Allocation | Post-allocation | Close-out | ||||||||
Timepoint (time in weeks) | −t1 | 0 | 1 | 3 | 5 | 7 | 9 | 11 | 14 (+/−1)* | 16 | 26 |
Enrolment | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Consent and screening | X |  |  |  |  |  |  |  |  |  |  |
 Randomisation | X |  |  |  |  |  |  |  |  |  |  |
 Allocation |  | X |  |  |  |  |  |  |  |  |  |
Intervention | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
 Telephone call 1 |  |  | X |  |  |  |  |  |  |  |  |
 Telephone call 2 |  |  |  | X |  |  |  |  |  |  |  |
 Telephone call 3 |  |  |  |  | X |  |  |  |  |  |  |
 Telephone call 4 |  |  |  |  |  | X |  |  |  |  |  |
 Telephone call 5 |  |  |  |  |  |  | X |  |  |  |  |
 Telephone call 6 |  |  |  |  |  |  |  | X |  |  |  |
 Booster telephone call |  |  |  |  |  |  |  |  | X |  |  |
Assessments | |||||||||||
 Baseline assessments | |||||||||||
  Two fatigue screening questions   PHQ-9   GAD-7   SF-SIS cognitive item   SF-SIS language item   Screening questions about serious illness |  | X |  |  |  |  |  |  |  |  |  |
 4 months follow-up assessments | |||||||||||
  FAS   PHQ-9   GAD-7   CBRQ   EQ-5D-5 L |  |  |  |  |  |  |  |  |  | X |  |
 6 months follow-up assessments | |||||||||||
  FAS   PHQ-9    GAD-7   CBRQ   SF-SIS   EQ-5D-5 L   Anxiolytics (Y/N)   Hours working   Health costs |  |  |  |  |  |  |  |  |  |  | X |