Physical therapist-led swimming lessons for children with cerebral palsy: a report of 2 cases.
Tadashi Matsuda, Yoshiteru Akezaki, Yoko Tsuji and 2 others
PMID 33642695WHAT IT FOUND
Two children with cerebral palsy improved swimming speed and distance after six monthly PT-led lessons.
Gross motor function and daily living scores barely changed. Muscle tone increased slightly. The intervention was safe and well-liked, but too small to prove it works.
Key findings
01Swimming performance improved: one child reduced 15-m freestyle time by 24.9 seconds, and both increased streamline floating distance.
02Gross motor function classification levels did not change, and muscle tone increased slightly in both participants after the intervention.
03No adverse events such as falls, drowning, or pneumonia occurred during the six-month program.
STILL TO COME
How it was doneWhat they foundWhat it means for PTsWhat it means for OTsWhat it means for SLPs
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What it does not show
Only two participants, so no statistical analysis was possible. The study design was insufficient to measure gross motor outcomes reliably. The intervention frequency (once a month) was very low compared to typical therapy schedules. Muscle tone increased, which is contrary to expected benefits of warm water, suggesting measurement error or psychological factors at testing. Reported physical activity decreased, raising questions about whether the intervention actually increased overall activity levels.
Declared interests
The authors declare that there are no conflicts of interest.
The easy way to misread this
Do not conclude that PT-led swimming improves general gross motor function or daily living independence in children with CP. The study showed improvements only in specific swimming skills, while gross motor classification levels remained unchanged and daily living scores barely moved. The small sample size and low intervention frequency mean these results cannot be generalized.