pISSN 2234-7518
eISSN 2005-372X
eISSN 2005-372X
The results of the pooled mean estimate for skeletal, alveolar molar width (AMW), and dental expansion from the meta-analysis including the adjusted values after the method of trim and fill
| Group | Parameter | n | N | Mean | SE | 95% CI |
|---|---|---|---|---|---|---|
| Skeletal expansion | ZMW | 4 | 132 | 1.910 (2.385) |
0.548 | 0.835, 2.985 (1.120, 3.649) |
| NW | 9 | 202 | 2.675 | 0.179 | 2.325, 3.026 | |
| J-J | 5 | 129 | 3.120 | 0.576 | 1.990, 4.250 | |
| PNS | 5 | 91 | 3.715 (3.337) |
0.303 | 3.121, 4.310 (2.754, 3.919) |
|
| ANS | 5 | 91 | 4.335 (4.562) |
0.338 | 3.674, 4.997 (3.938, 5.187) |
|
| Alveolar expansion | AMW | 4 | 71 | 4.221 (4.799) |
0.608 | 3.030, 5.412 (3.112, 6.486) |
| Dental expansion | ICW | 3 | 50 | 3.959 | 0.926 | 2.144, 5.774 |
| IPMW | 5 | 131 | 5.218 (4.992) |
0.355 | 4.522, 5.914 (4.229, 5.755) |
|
| IMW | 9 | 173 | 5.985 | 0.318 | 5.361, 6.609 |
n, number of articles; N, number of subjects; SE, standard error; CI, confidence interval; ZMW, zygomatic width; NW, nasal width; J-J, jugular width; PNS, midpalatal suture at the posterior nasal spine; ANS, midpalatal suture at the anterior nasal spine; ICW, inter-canine width; IPMW, inter-premolar width; IMW, inter-molar width.
Values in parenthesis ** = adjusted values after the method of trim and fill.