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Table 1 Distribution and description of FD1 and FD2 values, crown-implant ratios, and sex difference between the implant failure and success groups

From: Evaluation of the peri-implant bone trabecular microstructure changes in short implants with fractal analysis

 

Failure (n)

Success (n)

P value

Power

Effect size

Sex

Women

3

87

0.024

0.68

0.21

Men

6

34

FD1

9

0.82 ± 0.28 (mean)

0.45 (min)–1.26 (max)

121

1.13 ± 0.25 (mean)

0.41 (min)–1.51 (max)

< 0.001

0.99

1.45

FD2

9

0.97 ± 0.24 (mean)

0.61 (min)–1.36 (max)

121

1.13 ± 0.19 (mean)

0.41 (min)–1.51 (max)

0.023

0.99

0.79

Crown-implant Ratio

2

6.51 ± 3.89 (mean)

3.77 (min)–9.27 (max)

65

4.61 ± 1.58 (mean)

2.57 min)–10.67 (max)

0.101

0.99

1.19

  1. FD1 fractal dimension 1 (0–1 months of follow-up), FD2 fractal dimension 2 (1–3 months of follow-up)