Wu 2019.

Methods	Study design: cross‐sectional study Instrument used to assess fatigue: Fatigue scale for adolescent with cancer Validated questionnaire: yes Cut‐off score or criterion for severe fatigue: unknown Time points at which outcome data were collected: Inclusion criteria: be 13 ‐ 18 years old, actively receiving cancer treatment or have already completed cancer treatment, be able to speak and read Mandarin Chinese, be able to understand the study information Exclusion criteria: nm
Participants	Sample characteristics: N of participants original cohort: unknown; N of participants described study group: 100; N of participants study group of interest: 62a; N of participants fatigue assessed: 62 Participant characteristics: Tumour type: leukaemia n = 36, lymphoma n = 14, solid tumours n = 12 Tumour stage: nm Age at diagnosis: nm, based on age at assessment, the maximum age at diagnosis is 18 years Time since diagnosis and/or end of therapy: nm Age at assessment: mean age 16.45 years (SD 1.90; range 13 ‐ 18) F/M: 28/34 BMI: nm Race/ethnicity: nm Marital status: nm Highest completed education level: current education: elementary and junior high school n =16, senior high school n = 37, college or university n = 9 Employment: nm Physical activity level: nm Sleeping problems: Sleep quality: Total score Pittsburgh sleep quality index mean 3.82 (SD 2.92) Psychosocial problems: nm Comorbidities: nm Genetic factors/mutations: nm
Interventions	Type of cancer treatment is not mentioned
Outcomes	Severe fatigue: N of participants with severe fatigue: NA Risk and associated factors: no analysis performed with severe fatigue as outcome
Notes	Funding sources: Funded by the Ministry of Science and Technology, Taiwan (grant no. MOST 103‐2314‐B‐002‐192‐MY3) Declaration of interest: The authors have no conflicts of interest to disclose Unclear if the questionnaire meets inclusion criteria 'scoring above a published cut‐off score on a validated or non‐validated fatigue questionnaire' aDescribed study group contains both participants on treatment and off treatment; only the data of the off treatment group are extracted.