Table 6 Comparison of histological data of the biopsies-PPS in three groups
Natural healing | β-TCP | rhBMP-2/BioCaP/β-TCP | Statistical method | Statistic | P value | |
|---|---|---|---|---|---|---|
Residual material area % | ||||||
N (missing) | 14(0) | 14(0) | Mann–Whitney Test | Z = 3.354 | < 0.001 | |
Mean ± SD | 20.60 ± 9.54 | 10.04 ± 4.57 | ||||
Median | 18.24 | 10.47 | ||||
Q1, Q3 | 13.94,24.72 | 5.31,13.76 | ||||
Min, Max | 9.38,42.22 | 2.58,16.80 | ||||
New bone area % | ||||||
N (missing) | 8(0) | 14(0) | 14(0) | Kruskal–Wallis Test | H = 10.28 | = 0.006 |
Mean ± SD | 9.49 ± 0.08 | 13.44 ± 6.03 | 21.18 ± 7.62 | |||
Median | 12.21 | 13.48 | 20.93 | |||
Q1, Q3 | 0.67, 15.60 | 9.41, 16.70 | 15.34, 23.25 | |||
Min, Max | 0.28, 18.58 | 3.78, 23.42 | 10.62, 39.08 | |||
Unmineralized tissue area % | ||||||
N (missing) | 8(0) | 14(0) | 14(0) | Kruskal–Wallis Test | H = 17.88 | < 0.001 |
Mean ± SD | 90.38 ± 7.50 | 65.96 ± 12.64 | 68.78 ± 7.67 | |||
Median | 88.00 | 67.43 | 70.44 | |||
Q1, Q3 | 84.25, 99.00 | 62.84, 75.16 | 63.27, 75.49 | |||
Min, Max | 81,99 | 34.64, 81.69 | 51.35, 77.76 | |||