Table 1.

Descriptive characteristics of included studies (means ± SD, except where noted)

Descriptive characteristicAll cancerBreastProstateLymphoma
Study characteristics
Number of studies, k442544
Year of study2005 (3.5)2004 (3.4)2006 (2.7)2006 (3.4)
Use of theory, %272200
Published in journal, %8884100100
Subject characteristics
Age53.8 (10.5)52.6 (4.4)67.9 (1.6)49.8 (7.4)
Type of treatment, %
 Chemotherapy1312025
 Radiation6800
 Hormones64800
 Combination75762075
Stage of treatment, %
 Currently treated463380100
 Previously treated5466200
Time since diagnosis, mo6.7 (13.8)6.9 (13.1)6.4 (14.3)7.3 (14.6)
Intervention characteristics
Intervention length, wk11.5 (5.2)11.8 (4.4)16.0 (7.5)12.3 (8.3)
Frequency, d/wk3.5 (1.4)3.4 (1.1)2.6 (0.4)3.3 (1.7)
Length, min/session48.5 (22.8)46.6 (21.9)60.0 (18.4)60.0 (21.2)
Aerobic intensity, METs5.6 (3.0)4.9 (2.1)4.9 (5.2)5.6 (3.5)
Strength intensity, METs4.5 (2.0)4.5 (1.7)2.4 (3.2)2.0 (1.2)
Flexibility, %
 Included52604050
 Excluded48406050
CRF scale used, %
 FACT30366025
 Piper fatigue203200
 POMS138%0%25%
 Brief fatigue index11400
 Linear analog scale4400
 EORTC QOL-C301102025
 Other11162025

Abbreviations: FACT, functional assessment of cancer therapy; POMS, profile of mood states; EORTC QOL-C30, European organization for research treatment center quality of life-care 30. Percentages may not sum to 100% due to rounding error.