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Table 2 Definitions of domains in conceptual framework for describing HRQL in Patients with IPF

From: Patients' perspectives on how idiopathic pulmonary fibrosis affects the quality of their lives

Domain

Definition

1. Symptoms

Amount, severity, and impact of cough and breathlessness; impact of symptoms on physical functioning

2. IPF Therapy

Feelings toward medications and impact of medications on physical and mental health; supplemental oxygen use and impact on quality of life

3. Sleep

Quality and quantity of sleep; impact of sleep disturbance

4. Exhaustion

Lack of energy; feeling exhausted; impact of energy/exhaustion on quality of life

5. Forethought

Need to plan and prepare for activities before undertaking them; others' appreciation for the amount of planning and preparation required; impact of need for forethought on quality of life

6. Employment and Finances

Effects on employment status and financial security

7. Dependence

Need to rely/depend on other people; need to ask for help; fear of being a burden

8 Family

Impact of disease on family and relationships with family members

9. Sexual Relations

Limitations on sexual activity and sexuality; impact of impaired sexual relations on quality of life

10. Social Participation and Leisure Activities

Impact on functioning in relationships, social interactions; social isolation; attention to use of time

11. Mental and Spiritual Well-being

Psychological effects including fear, worry, anxiety; problems concentrating/focusing; effects on spirituality/spiritual self

12. Mortality

Feelings about death and dying; thoughts on mortality; impact on quality of life