Rehabilitation in patients with lymphoma: An overview of Systematic Reviews.
Bhasker Amatya, Fary Khan, Thomas E Lew and 1 others
PMID 33710351WHAT IT FOUND
For people with lymphoma, rehabilitation evidence is thin: exercise may help fatigue and some symptoms, but many reviews did not test lymphoma separately and lymphoma-specific results were unclear or absent.
Key findings
01A lymphoma-specific review found exercise improved fatigue but not quality of life, sleep quality, or depression.
02Several cancer-wide exercise reviews included lymphoma participants but did not report results separately for lymphoma.
03Yoga added to standard cancer treatment in lymphoma showed no evidence of improving distress, fatigue, anxiety, or depression, and only very low-quality evidence for improved sleep.
STILL TO COME
How it was doneWhat they foundWhat it means for PTs
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What it does not show
Most included reviews mixed lymphoma with other cancers, and several did not report lymphoma-specific subgroup results, so lymphoma-specific effects are hard to isolate. The methodological quality of included reviews was low to critically low for many, with only 2 rated high. The review included only English publications, and some searches were more than 3 years old, so recent studies may be missed. Interventions were often poorly described, with insufficient detail on setting, type, intensity, duration, and cost. Replication is difficult. Safety was not adequately assessed because adverse event reporting was incomplete or missing. The overview found little or no evidence on survival length, relapse incidence, vocational interventions, psychological programmes, or multi-disciplinary rehabilitation specifically in lymphoma. Physical activity and sunlight or vitamin D analyses were mostly about disease risk, not treatment outcomes, and relied on observational studies.
Declared interests
The review authors declared no conflicts of interest. Many included reviews did not report funding or conflicts for primary studies.
The easy way to misread this
Do not read the positive exercise results as proof that exercise improves lymphoma-specific outcomes. Most positive findings came from mixed cancer populations, several reviews did not analyse lymphoma separately, and the lymphoma subgroup analysis for depressive symptoms was null.