Table 6.

Summary of outcome variables.

Primary Outcome Variables	Data Collection Tools
Neck Pain intensity	NPRS (scale range 0–10)
Neck Disability	NDI-PT (scale range 0–50)
Secondary Outcome Variables	Data Collection Tools
Standing Postural Control	Stabilometry (COP displacement parameters)
Neuromuscular efficiency	Electromyography—(CCFT)
Cervical mobility	CROM (degree)
Cervical Pressure Pain Threshold	Digital algometer (kgf)
Attitude to Pain	TSK-13-PT (scale range 13–52)
	PCS-PT (scale range 0–52)

NPRS: Numerical Pain Rating Scale; NDI-PT: Neck Disability index-Portuguese version; COP: Centre of Pressure; CCFT: Cranio-cervical flexion test; CROM: Cervical Range of Motion; TSK-13-PT: Tampa Scale of Kinesiophobia-Portugese version; PCS-PT: Pain Catastrophizing Scale-Portuguese version.