2. Summary of additional functional outcomes reported in included studies.
| Study | Functional measures (physical) | Functional measures (status) | notes |
| Dietary advice versus no advice | |||
| Baldwin 2008 | |||
| Campbell 2008 | |||
| Dixon 1984 | Karnofsky scale | Pre‐ and post‐intervention (0 and 4 months) | |
| Imes 1988 | |||
| Macia 1991 | |||
| Manguso 2005 | |||
| Ollenschlager 1992 | |||
| Ravasco 2005a | |||
| Ravasco 2005b | |||
| Rydwik 2008 | Timed up and go Number of step‐ups in 30 seconds Walking speed over 10 m Modified figure of 8 test |
Functional independence measure Instrumental activities measure |
Between and within group differences in domain scores |
| Weekes 2009 | Respiratory muscle function (Pimax, Pe max) Respiratory function (FEV1 & FVC) |
ADL score Dyspnoea score |
|
| Wong 2004 | |||
| Dietary advice plus supplements versus no advice | |||
| Berneis 2000 | |||
| Chandra 1985 | |||
| Evans 1987 | |||
| Forli 2001 | |||
| Ganzoni 1994 | 6 minute walking distance | ||
| Hampson 2003 | |||
| Isenring 2004 | |||
| Jensen 1997 | Respiratory function (FEV1 & FVC) | Ordinal fatigue scale Lambert disability screening questionnaire |
Mean scores at baseline and 4 months |
| Lovik 1996 | |||
| Moloney 1983 | |||
| Ovesen 1993 | |||
| Persson 2002 | |||
| Persson 2007 | ADL (Katz) Cognitive function (MMSE) |
||
| Rogers 1992 | Respiratory muscle function (Pimax, Pe max) 12 minute walking distance |
Perceived dyspnoea (Borg) | |
| Dietary advice versus supplements | |||
| Baldwin 2008 | |||
| Gray‐Donald 1995 | |||
| Kalnins 2005 | Respiratory function (FEV1) | ||
| Ravasco 2005a (head & neck) | |||
| Ravasco 2005b | |||
| Schwenk 1999 | |||
| Singh 2008 | |||
| Dietary advice versus dietary advice and supplements | |||
| Arnold 1989 | |||
| Baldwin 2008 | |||
| Beattie 2000 | |||
| de Luis 2003 | |||
| Dixon 1984 | Karnofsky scale | Pre‐ and post‐intervention (0 and 4 months) | |
| Fuenzalida 1990 | Respiratory function (FEV1 & FVC) | ||
| Gonzalez‐Espinoza 2005 | |||
| Kendell 1982 | |||
| McCarthy 1999 | |||
| Murphy 1992 | |||
| Norman 2008b | Respiratory function (PEF) | ||
| Olejko 1984 | |||
| Paton 2004 | Sit to stand test | ||
| Rabeneck 1998 | Cognitive function (Buschke selective reminding test) | ||
| Sharma 2002 |
ADL: activities of daily living FEV1: forced expiratory volume at one second FVC: forced expiratory capacity MMSE: Mini mental state examination Pe max: maximal expiratory mouth pressure PEF: peak expiratory flow Pimax: maximal inspiratory mouth pressure