A geriatrics walking clinic improves hemoglobin A1c and timed gait in older veterans with type 2 diabetes.
Rozmin Jiwani, Chen-Pin Wang, Beverly Orsak and 7 others
PMID 33158625WHAT IT FOUND
Older veterans with type 2 diabetes in a 6-week walking clinic had improved HbA1c at 3, 6, and 12 months and faster timed gait at 6 weeks.
The clinic also gave diet advice and nurse calls, so walking alone is not proven.
Key findings
01HbA1c improved compared with baseline at 3 months by 0.49, at 6 months by 0.40, and at 12 months by 0.30.
02At 6 weeks, timed gait improved by 0.21 seconds, Timed Up and Go improved by 0.83 seconds, BMI improved by 0.41 kg/m2, and average daily steps increased by 1402.5.
03The project was a clinical demonstration, not a randomized controlled trial, so causal attribution is limited.
STILL TO COME
How it was doneWhat they foundWhat it means for PTsWhat it means for RNs
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What it does not show
This was a clinical demonstration or quality improvement project, not a randomized controlled trial, so improvement over time cannot be separated from other factors. The intervention included several components together, including walking, pedometer use, weekly nurse calls, dietary counseling, and geriatrician review, so the effect of any single component cannot be attributed. Patients were self-referred or referred by providers and had to be willing to walk and accept weekly calls, so results may reflect motivated participants. People with medical conditions that would limit exercise safety were excluded, so findings may not apply to frailer or less healthy older adults. HbA1c was collected by chart review after the fact, and the methods describe analysis from baseline to 6 weeks while the results report HbA1c at 3, 6, and 12 months. The paper does not state the total number of patients enrolled, and the sample was described as having a predominance of male and Hispanic patients.
Declared interests
The supplied article text does not include a conflicts of interest or funding statement. The provided publication types indicate research support from non-U.S. government and U.S. government non-PHS sources.
The easy way to misread this
Do not conclude that walking alone caused the HbA1c and gait improvements. The clinic also provided dietary counseling, pedometer training, weekly nurse calls, and geriatrician review, and it was not randomized.