Table 2 Histomorphometric analysis. Tissues evaluated in the various regions after 8 weeks of healing

New bone

Treated sites

40.3 ± 21.3

37.8 (27.0;56.0)

24.3 ± 23.2

22.0 (3.4;42.2)

35.5 ± 20.9

27.7 (23.3;52.0)

25.8* ± 16.1

22.9 (15.2;39.7)

19.5 ± 16.7

11.7 (10.1;22.3)

22.5 ± 11.6

20.4 (12.6;31.3)

38.0 ± 15.0

44.8 (31.8;47.5)

27.9 ± 12.9

30.1 (19.6;34.5)

Untreated sites

32.2 ± 22.3

33.0 (12.5;44.9)

20.5 ± 30.2

10.7 (0.0;24.6)

28.6 ± 24.1

25.7 (8.8;39.4)

17.6* ± 16.3

21.8 (3.0;25.8)

18.2 ± 21.4

5.7 (2.1;31.1)

19.1 ± 13.5

13.1 (12.3;27.8)

35.4 ± 15.0

38.3 (24.0;44.4)

23.6 ± 15.2

22.6 (11.8;34.2)

Xenograft

Treated sites

3.3 ± 5.8

0.0 (0.0;3.9)

3.6* ± 5.0

0.0 (0.0;6.7)

3.4 ± 4.9

0.0 (0.0;5.6)

15.5 ± 14.4

15.4 (2.1;27.5)

18.8 ± 11.3

20.8 (11.8;26.1)

21.1 ± 9.9

20.2 (18.3;24.6)

13.1 ± 17.1

5.2 (2.4;19.9)

17.2 ± 12.0

12.6 (10.4;25.9)

Untreated sites

10.5 ± 12.4

4.5 (1.6;15.8)

14.6* ± 16.5

9.3 (2.6;20.5)

11.8 ± 13.0

10.0 (1.7;15.6)

15.5 ± 14.2

16.1 (4.5;22.9)

23.4 ± 18.2

31.2 (5.4;37.8)

22.1 ± 12.9

26.7 (10.1;29.8)

9.6 ± 8.1

9.4 (2.4;16.1)

17.4 ± 12.3

20.7 (5.8; 27.8)

Soft tissue

Treated sites

56.4 ± 16.2

59.3 (48.5;65.8)

72.1 ± 19.6

69.0 (60.4;91.8)

61.1 ± 15.8

65.6 (51.9;72.0)

58.7 ± 7.2

58.3 (54.4;61.5)

61.7 ± 11.5

58.8 (57.4;64.6)

56.5 ± 7.5

56.6 (52.5;58.8)

49.0 ± 16.7

51.9 (47.7;55.2)

55.0 ± 8.1

55.2 (51.9;58.3)

Untreated sites

57.3 ± 15.6

55.4 (53.8;59.6)

64.9 ± 22.5

68.5 (62.0;77.8)

59.6 ± 16.6

59.3 (56.0;64.5)

66.9 ± 11.8

69.1 (59.2;73.7)

58.4 ± 9.3

61.0 (54.8;65.3)

58.8 ± 3.3

59.2 (58.1;61.3)

55.0 ± 8.4

57.0 (52.0;59.8)

59.0 ± 5.9

58.8 (57.7;60.4)