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Table 1 Measurement of the primary and secondary outcomes in the intervention study

From: Care of family caregivers of persons with dementia (CaFCa) through a tailor-made mobile app: study protocol of a complex intervention study

Caregiver stress For caregivers of PWD: Zarit Burden Interview (12 items) [25]
Secondary outcomes  
Depressive symptoms Patient Health Questionnaire (PHQ-9, 9 items) [26]
Loneliness Single item question on loneliness [27]
Quality of Life CarerQol-7D (7 dimensions) [28]