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Table 4 Mean, standard deviation, and range of force output according to treatment group

From: The effect of Astym® Therapy on muscle strength: a blinded, randomized, clinically controlled trial

Group Pre-treatment force output (Newtons) Post-treatment force output (Newtons) Percent change in force output (%)
Mean SD Range Mean SD Range Mean SD Range
Astym 994 527 354-2465 1150 630 475-2909 15 18 −30 -35
Placebo 965 533 371-1936 918 515 350-1861 −6 11 −38 - 10
Control 1043 646 212-2672 972 503 234-2128 −1 17 −31 - 29
  1. SD = Standard Deviation
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