“…It was only the qualitative papers and one quantitative paper (36) where no standardised instrument was used in measuring the impact of caregiving. The tools (in their original or modified form) used include, the Zarit Burden Interview (ZBI) questionnaire (29,31,32,34,35,37,39,52,55,67), the Hospital Anxiety and Depression Scale (HADS) (28,52,57,60), Caregiver strain index (CSI) (26,27,35,50), Nordic Musculoskeletal Questionnaire (NMQ) (30,38), General health questionnaire (GHQ) (29,33,34) EUROHIS QoL (67), Modified version of the Frankfurter Befindlichkeit Skala (FBS) (33) and…”