Foot exercise plus education versus wait and see for the treatment of plantar heel pain (FEET trial): a protocol for a feasibility study

Table 2 Outcome measurements

	STUDY PERIOD
	Enrolment/ Baseline	Post-allocation	Close-out
TIMEPOINT^a	t₀	t₁	t₂
ENROLMENT:
Eligibility screen	X
Informed consent	X
Allocation	X
INTERVENTIONS:
Foot exercise and education
Brief advice
ASSESSMENTS:
Participant characteristics	X
Primary outcome measures
Feasibility
Number of eligible participants			X
Willingness to enrol			X
Recruitment rate			X
Adherence			X
Logbook completion			X
Adverse effects			X
Dropout rates			X
Credibility
Borkovec and Nau Questionnaire	X	X
Acceptability
Number of sessions attended			X
Adherence to foot exercises			X
Additional treatment sought			X
Early withdrawal			X
Secondary outcome measures
Patient reported outcomes
First step pain in previous week	X	X
Worst pain in previous week	X	X
Average pain in previous week	X	X
Foot and Ankle Ability Measure	X	X
Foot Health Status Questionnaire	X	X
Global Rating of Change Score		X
Pain Self-Efficacy Scale	X	X
Active Australia Survey	X	X
Physical measurements
Intrinsic foot muscle morphology (MRI & ultrasound)	X	X
Plantar fascia thickness (ultrasound)	X	X
Intrinsic foot muscle motor performance	X	X
Foot Posture Index	X	X
Foot mobility	X	X
Ankle dorsiflexion range of motion (standing lunge test)	X	X
Toe flexor strength (dynamometry)	X	X
Plantar flexor strength (standing heel rise test)	X	X

ISSN: 1757-1146