Transcutaneous electrical nerve stimulation for postoperative pain control after total knee arthroplasty: A meta-analysis of randomized controlled trials.

Medicine (Baltimore) · 2017 · PMC5604662 · PMID 28906393

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an increasing trendno p-value reported

It has been estimated that more than 700,000 TKAs were performed in the United States in 2011 which predicted an increasing trend and requirement for the next few years.

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