Study protocol: the effect of whole body vibration on acute unilateral unstable lateral ankle sprain- a biphasic randomized controlled trial

Table 3 Complete list of outcome parameters

Primary Outcome parameter (1)
(short term; 6 weeks)
Postural control: Balance Test (Sway Index)*	[numeric, scale]
Primary Outcome parameter (2)
(mid-term; 1 year)
Subjective Instability (Giving-way)	[dichotomous variable]
Secondary Outcome parameters
Return to pre-injury level of activity (work, sports)	[dichotomous variable]
Residual pain:
Pain at rest	[dichotomous variable; VAS]
Pain on weight-bearing	[dichotomous variable; VAS]
Pain during sports	[dichotomous variable; VAS]
Subjective Instability (Giving-way)	[dichotomous variable]
Recurrence	[dichotomous variable]
Objective instability:
Anterior drawer	[dichotomous variable]
Talar tilt	[dichotomous variable]
Ankle ROM	[numeric, scale]
Postural control: Balance Test (Sway index)*	[numeric, scale]
Energy/coordination:
Multiple one leg hopping*	[numeric, scale]
Single two leg jump*	[numeric, scale]
Complications	[text]
Scores:
Foot and Ankle Disability Index[60]	[numeric, scale]
EQ 5D 5L	[numeric, scale]

ISSN: 1471-2474