Table 2.

Best-evidence synthesis

Outcomes	Outcome measure	High-quality studies	Low-quality studies	BES
Group A: SPR repair	RTS rate		[2, 5, 10, 39]	Moderate
	AOFAS improvement		[2, 5, 18, 39]	Moderate
	Satisfaction		[5, 18]	Moderate
Group B: Groove deepening and SPR repair	RTS rate		[5, 12, 13, 27, 33, 41]	Moderate
	AOFAS improvement		[5, 13, 29, 33, 41]	Moderate
	Satisfaction		[5, 29]	Limited
Group C: Bony procedure	RTS rate		[39, 43]	Limited
	AOFAS improvement		[39, 43]	Limited
	Satisfaction		[43]	Limited
Group D: Rerouting procedure	RTS rate		[42]	Limited
	AOFAS improvement		[42]	Limited
	Satisfaction		[42]	Limited

BES best-evidence synthesis