Table 4.

Summarizing various case series that studied the efficacy of PRP injection in plantar fasciitis

Study	Type of case series	No of patients	No of PRP injections	Outcome measures	Final follow-up	Study conclusion (effectiveness of PRP injection)
Ragab and Othman [26] (2012)	Prospective	25	1	VAS, Ultrasound	12 months	Effective
Martinelli et al. [25] (2013)	Prospective	14	3	VAS, RM score	12 months	Effective
Kumar et al. [27] (2013)	Prospective	44 (50 heels)	1	VAS, AOFAS score, RM score	6 months	Effective
Wilson et al. [35] (2014)	Prospective	12 (24 heels)	1	FAAM, Foot-SANE score, SF-12v2	12 months	Effective

VAS, visual analogue scale, AOFAS score, The American Orthopaedic Foot and Ankle Society Ankle-Hindfoot Score, RM-Roles and Maudsley score, FAAM- Foot and Ankle Ability Measure Score, SANE- Single Assessment Numeric Evaluation, SF-12v2- Short Form 12 item (version 2)