Clinical Study

Effects of Stochastic Resonance Whole-Body Vibration in Individuals with Unilateral Brain Lesion: A Single-Blind Randomized Controlled Trial: Whole-Body Vibration and Neuromuscular Function

Table 1

Demographics of the individuals with stroke and traumatic brain injury (TBI), therapy characteristics [n, arithmetic mean (lower/upper limit 95% confidence interval), and significance test] at baseline (pre) and amount of completed complementary SR-WBV sessions at discharge (post 2).

VariablesExperimental groupSham groupSignificance  (p)

Participants [n (m/f)]24 (15/9)24 (17/7)0.540
Stroke, TBI [n, n]20, 422, 20.383
Age [years]48.8(42.5/55.1)46.4 (41.4/51.4)0.364
Height [m]1.72 (1.68/1.76)1.72 (169.4/174.5)0.967
Mass [kg]75.1 (68.0/82.1)76.0 (69.6/82.4)0.804

OT single [hours]6.6 (5.5/7.7)6.3 (5.6/7.1)0.873
OT group [hours]5.6 (3.2/8.0)4.1 (2.6/5.6)0.449
PT single [hours]7.9 (6.6/9.2)7.9 (6.9/8.9)0.382
PT group [hours]5.7 (3.9/7.4)6.3 (4.7/7.8)0.253
PSY single [hours]4.4 (3.3/5.4)4.1 (3.4/4.7)0.881
PSY group [hours]5.7 (4.3/7.1)6.0 (4.9/7.2)0.670
ST single [hours]3.0 (1.0/4.9)2.3 (1.0/3.7)0.764
ST group [hours]0.1 (0.02/0.2)0.3 (0.01/0.59)0.171
SR-WBV [sessions]10.4 (10.1/10.7)11.0 (10.1/11.3)0.153

n: numbers, m: male, f: female, m: meter, kg: kilogram, OT: occupational therapy, PT: physical therapy, PSY: psychotherapy, ST: speech therapy, SR-WBV: stochastic resonance whole body vibration, and p: probability; Chi square; Mann–Whitney U test.