Table 2.
Effects of the BEAT Cancer intervention on health status indicators post-intervention (month 3) and 3 months after intervention completion (month 6) in breast cancer survivors
| Unadjusted means | Adjusteda between-group differences Estimated least square mean with (95% CIb); p value |
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|---|---|---|---|---|---|
|
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| Outcome | Baseline mean (SDc) |
Month 3 mean (SD) |
Month 6 mean (SD) |
BEAT Cancer vs usual care at month 3 (post-intervention) |
BEAT Cancer vs usual care at month 6 (3 months post- intervention) |
| Back/leg muscle strength (kg)d |
2.0 (−3.1 to 7.2); .44 | 1.0 (−4.2 to 6.2); .70 | |||
| BEAT Cancer | 55.4 (25.5) | 62.2 (24.7) | 63.2 (26.7) | ||
| Usual care | 53.7 (20.7) | 58.9 (20.6) | 60.8 (20.7) | ||
|
| |||||
| BMI | −0.08 (−0.44 to 0.27); .65 | −0.05 (−0.41 to 0.31); .77 | |||
| BEAT Cancer | 30.8 (6.9) | 30.5 (7.0) | 30.3 (7.1) | ||
| Usual care | 30.5 (6.8) | 30.5 (6.8) | 30.5 (7.0) | ||
|
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| Lower extremity dysfunction (WOMAC) |
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|
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| Joint pain | −0.7 (−1.5 to 0.1); .08 | −0.2 (−1.0 to 0.6); .68 | |||
| BEAT Cancer | 3.6 (3.4) | 3.5 (3.3) | 3.7 (4.3) | ||
| Usual care | 3.6 (3.4) | 4.0 (3.8) | 3.9 (3.7) | ||
|
| |||||
| Joint stiffness | −0.2 (−0.6 to 0.2); .24 | −0.0 (−0.4 to 0.4); .87 | |||
| BEAT Cancer | 2.6 (1.6) | 2.2 (1.6) | 2.3 (1.6) | ||
| Usual care | 2.4 (1.7) | 2.4 (1.8) | 2.3 (1.8) | ||
|
| |||||
| Physical dysfunction | −2.7 (−5.0 to -0.5); .018 | −1.2 (−3.4 to 1.1); .31 | |||
| BEAT Cancer | 10.1 (9.6) | 8.1 (8.9) | 9.2 (12.3) | ||
| Usual care | 9.7 (11.0) | 10.3 (12.1) | 10.3 (12.3) | ||
|
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| WOMAC total | −3.7 (−6.7 to -0.6); .018 | −1.4 (−4.4 to 1.7); .38 | |||
| BEAT Cancer | 16.4 (13.6) | 13.9 (12.6) | 15.2 (17.3) | ||
| Usual care | 15.6 (15.3) | 16.6 (16.6) | 16.5 (16.9) | ||
|
| |||||
| Satisfaction with life | 2.4 (0.9 to 3.9); .001 | 1.3 (−0.2 to 2.8); .08 | |||
| BEAT Cancer | 24.9 (7.1) | 26.4 (6.7) | 25.8 (7.5) | ||
| Usual care | 24.3 (7.5) | 23.6 (8.2) | 23.9 (8.1) | ||
a
Adjusted for baseline value, study site, breast cancer stage, history of chemotherapy, history of radiation therapy, current hormonal therapy, comorbidities, and marital status
b
Confidence intervals
c
Standard deviation
d
Sample size = 162 due to equipment malfunction