Table 2.
Mean values of pre- and posttreatment changes of first molars for the laser group (LG) and nonlaser group (NLG)
Mittelwerte der Veränderungen an den ersten Molaren vor und nach der Behandlung für die Lasergruppe (LG) und die Nichtlasergruppe (NLG)
| LG (N = 16) | NLG (N = 16) | t‑test | 95% CI | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | ±SD | Mean | ±SD | Difference | t‑value | P-value | Effect size | Upper | Lower | |
| Left | ||||||||||
| UL6-C/Dis | −0.0922 | 1.98 | −0.9 | 3.26 | 0.8028 | 0.657 | 0.519 | 0.292 | 0.994 | −0.400 |
| UL6-C/Dis2 | −0.203 | 1.592 | −0.07 | 1.981 | −0.1307 | −0.165 | 0.871 | −0.072 | 0.620 | −0.767 |
| UL6MB‑C.T/Dis | 0.258 | 3.38 | −1.24 | 3.652 | 1.496 | 0.973 | 0.342 | 0.415 | 1.123 | −0.279 |
| UL6MB‑C.T/Dis2 | 0.148 | 3.102 | −0.41 | 2.201 | 0.56 | 0.497 | 0.625 | 0.202 | 0.901 | −0.489 |
| UL6MB-R/Dis | −0.443 | 1.798 | −0.55 | 2.94 | 0.109 | 0.0987 | 0.922 | 0.0428 | 0.737 | −0.649 |
| UL6MB-R/Dis2 | −0.554 | 1.505 | 0.275 | 1.931 | −0.829 | −1.078 | 0.294 | −0.467 | 0.228 | −1.178 |
| Right | ||||||||||
| UR6-C/Dis | −1.136 | 2.353 | −2.2 | 4.349 | 1.065 | 0.667 | 0.512 | 0.297 | 0.999 | −0.395 |
| UR6-C/Dis2 | −1.248 | 2.475 | −1.38 | 3.785 | 0.128 | 0.0891 | 0.93 | 0.040 | 0.734 | −0.652 |
| UR6MB‑C.T/Dis | −0.797 | 1.13 | −3.67 | 8.523 | 2.873 | 0.998 | 0.33 | 0.461 | 1.172 | −0.234 |
| UR6MB‑C.T/Dis2 | −0.907 | 1.448 | −2.85 | 8.403 | 1.939 | 0.68 | 0.504 | 0.314 | 1.017 | −0.378 |
| UR6MB-R/Dis | −1.477 | 4.085 | −0.73 | 2.906 | −0.747 | −0.503 | 0.621 | −0.205 | 0.486 | −0.904 |
| UR6MB-R/Dis2 | −1.588 | 4.125 | 0.094 | 1.123 | −1.6818 | −1.41 | 0.174 | −0.542 | 0.155 | −1.259 |
95% CI 95% confidence interval
* Significant when P ≤ 0.05