Autologous platelet-rich plasma induces bone formation of tissue-engineered bone with bone marrow mesenchymal stem cells on beta-tricalcium phosphate ceramics

Table 1 Radiographic grading system [23]

Grading items	Score
Periosteal reaction^a
None	0
Minimal (localized to the gap)	1
Medium (extends over the gap; < 1/4)	2
Moderate (< 1/2 but > 3/4)	3
Full	4
Osteotomy site^a
Osteotomy line completely radiolucent	0
Osteotomy line partially radiolucent	2
Osteotomy line invisible	4
Remodeling^a
None apparent	0
Intramedullary space	1
Intracortical	2
Graft appearance^a
Unchanged/intact	0
Mild resorption	1
Moderate replacement	2
Mostly replaced	3
Fully reorganized	4

ISSN: 1749-799X