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 |