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Table 1 Descriptive statistics and comparison of success rates between different categories

From: Distance to alveolar crestal bone: a critical factor in the success of orthodontic mini-implants

Factor N Success rate (%) Chi-square p
Gender Male 131 91.7 3.641 0.056
Female 129 84.1
Age (years) < 20 112 87.5 1.493 0.494
20–30 103 86.4
> 30 45 93.6
Jaw Maxilla 209 90 3.568 0.088
Mandible 51 80.4
Side Right 143 88.2 0.163 0.705
Left 117 87.6
Site C–Pm1 25 88.0 3.853 0.278
Pm1–Pm2 30 86.7
Pm2–M1 131 91.6
M1–M2 74 82.4
MI type Type 1 113 85 1.854 0.173
Type 2 147 90.5
  1. *Significant, p < 0.05
  2. C canine; Pm1, Pm2 first, second premolars; M1, M2 first, second molars
  3. Type 1, AbsoAnchor; type 2, Imtec