[Retracted] Investigation of the Clinical Effect of New Shoulder Joint Abduction Frame in Humeral Fracture Patients after Arthroscopic Shoulder Surgery

Table 4

Serum levels of bone metabolism indexes in two groups ().

Group	Number	OPG (pg/mL)			PICP (ng/mL)			TRAP-5b (U/L)
		Preoperative	4 weeks after surgery	6 weeks after surgery	Preoperative	4 weeks after surgery	6 weeks after surgery	Preoperative	4 weeks after surgery	6 weeks after surgery
Abduction frame group	59		^a	^a		^a	^a		^a	^a
Sling group	59		^a	^a		^a	^a		^a	^a
value		1.317	5.126	5.935	1.212	8.936	13.238	0.841	7.192	16.982
value		0.191	<0.001	<0.001	0.228	<0.001	<0.001	0.402	<0.001	<0.001

Note: ^a, compared with preoperative group.