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Table 2 Fusion status by CT evaluation

From: Hydroxyapatite/collagen composite graft for posterior lumbar interbody fusion: a comparison with local bone graft

Fusion status

HAp/Col (nā€‰=ā€‰46)

LBG (nā€‰=ā€‰46)

P value

1Ā year

Ā Non-fusion

2 (4.3%)

2 (4.3%)

0.32

Ā Incomplete

5 (10.9%)

9 (19.6%)

Ā Complete

38 (82.6%)

35 (76.1%)

2Ā years

Ā Non-fusion

0 (0%)

0 (0%)

0.24

Ā Incomplete

2 (10.9%)

5 (19.6%)

Ā Complete

44 (95.7%)

41 (89.1%)