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Table 1 Study outcome measures and instruments

From: Efficacy, cost-utility and reach of an eHealth self-management application 'Oncokompas' that helps cancer survivors to obtain optimal supportive care: study protocol for a randomised controlled trial

Outcome measure

Instrument

Efficacya

Primary outcome measure

 Patient activation

Patient Activation Measure (PAM)

Secondary outcome measures

 Self-efficacy

General Self-Efficacy Scale (GSE)

 Personal control

Pearlin Mastery Scale (PMS)

 Perceived patient-physician interaction

Five-item Perceived Efficacy in Patient-Physician Interactions (PEPPI-5)

 Need for supportive care

34-item Short Form Supportive Care Needs Survey (SCNS-SF34) and head and neck cancer-specific module (SCNS-HNC)

 Mental adjustment to cancer

Mental Adjustment to Cancer Scale (MAC)

 Health-related quality of life

EORTC QLQ-C30

EORTC QLQ-BR23

EORTC QLQ-CR29

EORTC QLQ-H&N43

EORTC QLQ-HL27

EORTC QLQ-NHL-LG20

EORTC QLQ-NHL-HG29

Cost-utility measuresb

 Outcome measures on cost-utility

 Quality-adjusted life-years

5 dimension EuroQol questionnaire (EQ-5D)

 Medical costs

iMTA Medical Consumption Questionnaire (iMCQ)

 Productivity costs

iMTA Productivity Cost Questionnaire (iPCQ)

Reachc

 Associations of reach

 Health literacy

Functional, Communicative and Critical Health Literacy scales (FCCHL)

 Health locus of control

Multidimensional Health Locus of Control (MHLC)

 Internet use

Adapted version of van de Poll-Franse and Van Eenbergen questionnaire [44]

 Attitude towards eHealth

e-Health Impact Questionnaire (eHIQ)

 Socio-demographic and clinical characteristics

Study-specific questionnaire

  1. Abbreviations: EORTC QLQ-C30/BR23/CR29/H&N43/HL27/NHL-HG29/NHL-LG20 30-item core European Organisation for Research and Treatment of Cancer Quality of Life Questionnaire /breast cancer, 23 items/colorectal cancer, 29 items/head and neck cancer, 43 items/Hodgkin lymphoma, 27 items/non-Hodgkin lymphoma, high grade, 29 items/non-Hodgkin lymphoma, low grade, 20 items; iMTA Institute for Medical Technology Assessment
  2. aAssessment at T0, T1, T2 and T3
  3. bAssessment at T0, T2 and T3
  4. cAssessment at T0