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Changes in SF-36 scores stratified by changes in FVC percentage in patients with IPF [41]. Reproduced from [41] © 2010, with permission from Elsevier. BP, bodily pain; FVC, forced vital capacity; GH, general health; MCS, mental component summary; MH, mental health; PCS, physical component summary score; PF, physical functioning; RE, role emotional domain; RP, role physical; SF, social functioning; VT, vitality.
