“…In the systematic review of FoP in chronic diseases other than cancer, 9 only three qualitative studies and one quantitative study were identified in cardiac patient populations. While more quantitative studies have been published since this review, all existing studies 22 , 23 , 24 , 25 , 26 , 27 have used variations of a FoP measure designed for and validated in cancer, diabetes, and rheumatic disease patients. 1 , 28 , 29 These measures have not been validated for use in cardiac patients.…”