Reference | Design | N | Mean age I/C* | Sex (% male) I/C* | FEV1 (%pred) I/C* | Recruitment | Follow up (months) | Outcomes |
---|---|---|---|---|---|---|---|---|
RCT=randomised controlled trial; CCT=controlled clinical trial. | ||||||||
*I=intervention group; C=control group. | ||||||||
†These papers were derived from the same study. | ||||||||
‡The third arm of this study was disregarded because it focused on pulmonary rehabilitation. | ||||||||
§These papers were derived from the same study. | ||||||||
Gallefoss (1999a)†8 | RCT | 62 | 57/58 | 48/52 | 59/56 | Outpatients | 12 | Health status |
Gallefoss (1999b)†15 | RCT | 62 | 57/58 | 48/52 | 59/56 | Outpatients | 12 | Compliance, courses of steroids, use of rescue medication |
Gallefoss (2000)†16 | RCT | 62 | 57/58 | 48/52 | 59/56 | Outpatients | 12 | Health status, hospital admissions, days lost from work, GP consultation, lung function |
Blake (1990)17 | RCT | 94 | 63/64 | 80/82 | ? | Outpatients | 12 | Health status, hospital days, bed disability days, restricted activity days, physician visits |
Cockcroft (1987)18 | RCT | 75 | 69/71 | 69/67 | ? | Outpatients | 10 | Health status, hospital admissions, deaths knowledge, symptoms |
Emery (1998)‡19 | RCT | 50 | 67/67 | 67/67 | 43/39 | Outpatients + GP patients, advertisements + word of mouth | 2 | Health status, knowledge, lung function |
Gourley (1998)§20 | RCT | 98 | 69/69 | 100/100 | ? | Outpatients | 6 | Health status, patient satisfaction, knowledge |
Solomon (1998)§21 | RCT | 128 | 69/69 | 100/100 | 50/50 | Outpatients | 6 | Symptoms, hospital admissions, ER visits, other healthcare facilities |
Howland (1986)22 | CCT | 659 | 59/60 | 54/51 | ? | Community patients | 12 | Health status, lung function |
Littlejohns (1991)23 | RCT | 152 | 63/63 | 67/63 | 45/50 | Outpatients | 12 | Health status, number of exacerbations, courses of steroids/antibiotics, hospital admissions, lung function, exercise capacity |
Watson (1997)24 | RCT | 69 | 68/67 | 62/67 | 37/36 | GP patients | 6 | Health status, symptoms, GP visits, courses of steroids/antibiotics, lung function |