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Table 2 Participation rates

From: Increasing participation of cancer patients in randomised controlled trials: a systematic review

Study details

Intervention

Comparator

Angiolillo et al. (2004)[24]

77%

88%*

Coyne et al. (2003)[22]

75%

68%*

Donovan et al. (2003)[19]

67%

71%*

Donovan et al. (2002)[20]

Baseline 30–40%

Intervetion 1 51%

Intervention 2 58%

Intervention 3 61%

Intervention 4 70%

No comparator

Fleissig et al. (2001)[21]

81%

74%*

Paskett et al. (2002)[23]

Breast

1991 15% (n = 24);

1996 6% (n = 14)

Colorectal

1991** 4%

1996 5%

Breast

1991 6% (n = 6);

1996 50% (n = 16)

Colorectal

1991** 5%

1996 0%

  1. *only those studies with an asterisk assessed statistical significance, all of these were non significant.
  2. ** number of patients not available