“…The PAI component within the multicomponent lifestyle intervention varied greatly, including group or individual aerobic exercises, low to medium intensity exercises, walking, running, yoga, biking and indoor team sport to achieve and maintain weight loss. Various time horizons were used by the included studies: 6 months (1/9, 11.1%), 12 12 months (3/9, 33.3%), 13,37,41 15 months (1/9, 11.1%), 38 18 months (2/9, 22.2%), 40,42 24 months (1/9, 11.1%) 39 and 20 years (1/9, 11.1%). 43 The types of economic evaluation adopted by included studies were cost-utility analysis (CUA) (8/9, 88.9%), and cost-effectiveness analysis (CEA) excluding CUA (1/9, 11.1%).…”