Intro; Acknowledgements; List of figures; List of tables; Abbreviations; Abstract; 1 Introduction; 1.1 Motivation; 1.2 Structure of the thesis; 2 State of the art; 2.1 Policies and ageing society; 2.2 Health monitoring and quantify yourself in older adults; 2.3 Challenges for the design of health technologies for older adults; 2.4 Engaging stakeholders in the design of AHA technologies; 2.5 Participatory design; 2.6 Living lab methodology; 3 Research Questions; 4 Research design; 4.1 Setting; 4.2 Mixed methods approach; 4.3 Overall methodology; 4.3.1 Data collection

4.3.2 Qualitative data analyses4.3.3 Quantitative data analyses; 4.4 Case studies; 5 Exploring User Experience and Technology Acceptance for a Fall Prevention System: Results from a Randomized Clinical Trial and a Living Lab; 5.1 Introduction; 5.2 Methods; 5.2.1 Study setup; 5.2.2 Study protocol; 5.2.3 Data collection; 5.2.4 Measures; 5.3 Results; 5.3.1 Usability; 5.3.2 User experience; 5.3.3 User acceptance; 5.4 Discussion; 5.4.1 Usability; 5.4.2 User experience; 5.4.3 User acceptance; 5.4.4 Design implications; 5.5 Limitations; 5.6 Conclusions

6 Analysis of Effects and Usage Indicators for a ICT-based Fall Prevention System in Community Dwelling Older Adults6.1 Introduction; 6.2 Related Work; 6.2.1 Design of physical activity systems for older adults; 6.2.2 Exergames and older adults, ICT and fall prevention; 6.2.3 Activity monitoring in older adults (wearables); 6.2.4 Target groups for ICT-based fall prevention; 6.3 Methodology; 6.3.1 Study Design; 6.3.2 Data collection; 6.3.3 Data analysis; 6.4 Results; 6.4.1 Effectiveness of the system for subgroups; 6.4.2 Effect of system usage on fall risk

6.4.3 Usage indicators for iStoppFalls6.5 Discussion; 6.5.1 Discussion of subgroup results; 6.5.2 Discussion of system usage factors; 6.5.3 Discussion of usage indicators; 6.6 Study Limitations; 6.7 Conclusion; 7 Exploring User Behaviour to Predict Influencing Factors in Technology use for active and healthy ageing by Older Adults; 7.1 Introduction; 7.2 Methods; 7.2.1 Study design; 7.2.2 Participants; 7.2.3 Data collection; 7.2.4 Data analysis; 7.3 Results; 7.3.1 Quantitative analysis: exploring predictors of health-related technology use

7.3.2 Qualitative analysis: Indicators regarding influencing factors for physical activity in older adults7.4 Discussion; 7.4.1 Discussion of regression analysis; 7.4.2 Implications for the design of AHA technologies; 7.4.3 Limitations; 7.5 Conclusion; 8 Negotiating Contradictions: Engaging Disparate Stakeholder Demands in Designing for Active and Healthy Aging; 8.1 Introduction; 8.2 Related work; 8.2.1 Policies and ageing society; 8.2.2 AHA technologies for older adults; 8.2.3 Engaging stakeholders in the design for AHA; 8.3 Methods; 8.3.1 Research setting and data collection