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Table 4 Modified radiological scoring system (Bodde et al. [65])

From: Does zinc oxide nanoparticles potentiate the regenerative effect of platelet-rich fibrin in healing of critical bone defect in rabbits?

Score

Description

Reduction in defect size

0

No healing

1

Less than 25% reduction

2

25–50% reduction

3

50–75% reduction

4

More than 75% reduction

5

No gap

Canalization score

0

0–25%

1

25–50%

2

50–75%

3

75–100%

Bridging score

0

No bridging

1

Partial/unicortical bridging

2

Complete/bicortical bridging

Callus score

0

Extensive callus

1

Moderate callus

2

little/minimal callus

3

No callus

Remodeling score

Sum of these scores