Table 8.
Correlation among the groups
| Group | Paired differences | t | df | P value | ||
|---|---|---|---|---|---|---|
| Mean | SD | SE mean | ||||
| Group I bone graft + PRP | ||||||
| Pair 1 | ||||||
| Hounsfield units preoperative—Hounsfield units post-operative 6 months | 368.84000 | 211.04160 | 42.20832 | 8.739 | 24 | 0.001** |
| Pair 2 | ||||||
| Hounsfield units preoperative–Hounsfield units post-operative 12 months | 337.88000 | 218.48747 | 43.69749 | 7.732 | 24 | 0.001** |
| Pair 3 | ||||||
| Hounsfield units post-operative 6 months–Hounsfield units post-operative 12 months | 30.96000 | 46.28578 | 9.25716 | 3.344 | 24 | 0.003** |
| Group bone graft | ||||||
| Pair 1 | ||||||
| Hounsfield units preoperative–Hounsfield units post-operative 6 months | 167.80000 | 97.94386 | 19.58877 | 8.566 | 24 | 0.001** |
| Pair 2 | ||||||
| Hounsfield units preoperative–Hounsfield units post-operative 12 months | 140.28000 | 131.65375 | 26.33075 | 5.328 | 24 | 0.001** |
| Pair 3 | ||||||
| Hounsfield units post-operative 6 months–Hounsfield units post-operative 12 months | 27.52000 | 67.26138 | 13.45228 | 2.046 | 24 | 0.052 |
**P ≤ 0.01 but > 0.001