“…In addition, the following variables are predominantly perceived as risk factors concerning both disability and QOL: being single/unmarried and living without a partner [71,[76][77][78], facing constraints regarding socioeconomical status [27,[79][80][81], as well as social participation and support [20,[82][83][84], malnutrition and under-or overweight [70,85,86], limited physical activity [68,87,88], comorbidities [68,87,89,90] and a low self-rated health status [49,91,92]. Moreover, disability serves as a risk factor for QOL, while a reduced QOL also poses a threat to independent functioning [31,45,68,93].…”