Table 1.

Study design and patient characteristics of included studies

Study/year		Country	Mean age (y)	Subjects			Intervention		Time of follow up	Outcomes
				Aetiology	ESWT (n)	Control (n)	ESWT	Control
1	Dumfarth et al32	Austria	69.0	Vein harvesting wounds for coronary artery bypass graft surgery	50	50	ESWT and CWT	CWT	Postoperative 7 d	①⑧⑫
2	Moretti et al33	Italy	56.5	Neuropathic DFU	15	15	ESWT and CWT	CWT	20 wk	①②⑧
3	Wang et al26	China (Taiwan)	61.1	Chronic DFU	36	36	ESWT and CWT	CWT and HBOT	6‐14 mo	①④⑥⑦⑧⑨
4	Larking et al34	England	63.3	Chronic decubitus ulceration	4	5	ESWT and CWT	CWT	6 wk	①②③
5	Ottomann et al30	Germany	48.8	Skin graft donor site wounds after the acute traumatic wounds and burns	13	15	ESWT and CWT	CWT	12 wk after hospital discharge	①②⑧⑪
6	Wang et al31	China (Taiwan)	61.5	Chronic DFU	44	40	ESWT and CWT	CWT and HBOT	3‐18mo	①④⑥⑦⑪
7	Ottomann et al29	Germany	45.0	Acute second‐degree burns	22	22	ESWT and CWT	CWT	12wk after hospital discharge	①②⑧⑪
8	Nossair et al35	Egypt	55.9	Chronic DFU	20	20	ESWT and CWT	CWT	12 wk	③⑪
9	Omar et al36	Egypt	56.8	Chronic DFU	24	21	ESWT and CWT	CWT	20 wk	①②③④⑪
10	Jeppesen et al37	Denmark	66.6	Chronic DFU	10	11	ESWT and CWT	CWT	7 wk	③④⑤⑥⑧⑩⑪

Abbreviations: CWT, conventional wound therapy; DFU, diabetic foot ulcers; ESWT, extracorporeal shock wave therapy; HBOT, hyperbaric oxygen therapy; n, number of subjects; ①wound‐healing rate; ②wound‐healing time (d); ③percentage of the wounds areas (%); ④wounds status; ⑤transcutaneous oxygen tension (TcPO₂); ⑥blood flow perfusion; ⑦histopathological examination; ⑧bacteriological examination; ⑨immunohistochemical analysis; ⑩pain score; ⑪adverse effects; ⑫ASEPSIS score (additional treatment, presence of serous discharge, erythema, purulent exudate, separation of the deep tissue, isolation of bacteria, and duration of inpatient stay).