The primary outcomes will be self-reported knee pain and physical function measured on the Western Ontario and McMaster Universities (WOMAC) Osteoarthritis Index, using a 5-point Likert scale (WOMAC LK3.1) [39]. The WOMAC consists of 24 items covering three subscales: pain (five items), stiff...
In order to maximize adherence, patients had the option to schedule their sessions individually during the exercise center’s opening hours. The structure of the LOW-HIIT intervention was in accordance with the protocol introduced by Reljic et al. [48]. In brief, the protocol commenced with a ...