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Table 3 Statistical analysis comparing measured distances (A-B and C-D) among different groups in buccal and lingual sites

From: Evaluation of dimensional behavior of peri-implant tissues in implants immediately exposed or submerged in fresh extraction and healed sites: a histological study in dogs

  Group   
1 2 3 4 Friedman test Friedman statistic
Mean ± SD Mean ± SD Mean ± SD Mean ± SD   
Crestal bone loss
(A-B distance)
Buccal 1.88 ± 0.42a 2.23 ± 0.33bc 0.34 ± 0.30ab 0.69 ± 0.21c P < 0.0001 26.45
Lingual 0.93 ± 0.41d 1.41 ± 0.38ef 031 ± 0.27de 0.57 ± 0.32f P < 0.0001 21.43
Tissue thickness
(C-D distance)
Buccal 0.70 ± 0,.25gh 0.75 ± 0.25 1.34 ± 0.35g 1.36 ± 0.46h P = 0.0005 17.79
Lingual 0.95 ± 0.30i 1.01 ± 0.33j 1.82 ± 0.41ij 1.68 ± 0.39 P = 0.0003 18.68
  1. Different superscript letters in the same row indicate significant differences between groups assessed by Dunn’s multiple comparison test (P < 0.05) and Wilcoxon signed rank test for comparison of different groups
  2. aP = 0.0059
  3. bP = 0.0055
  4. cP = 0.0053
  5. dP = 0.0125
  6. eP = 0.0056
  7. fP = 0.0058
  8. gP = 0.0039
  9. hP = 0.0080
  10. iP = 0.0058
  11. jP = 0.0039