Table 1 Severity of permanent tooth impaction in the vertical, horizontal, and angular positions in relation to different grouping factors. (younger age group = 15-25 yr., older age group = 25.1-40 yr., Mx2 = maxillary lateral incisor)
From: What factors affect the severity of permanent tooth impaction?
Position of the impacted tooth (n = 297) | Factors assessed in relation to the severity of impaction using Wilcoxon-Mann-Whitney test (P-value) | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Age | Gender | Tooth agenesis | Microdontia of Mx2 | Retained deciduous | |||||||||||
Younger Mean rank | Older Mean rank | P-value | Male Mean rank | Female Mean rank | P-value | Yes Mean rank | No Mean rank | P-value | Yes Mean rank | No Mean rank | P-value | Yes Mean rank | No Mean rank | P-value | |
Vertical | 129.2 | 132.6 | 0.675 | 130.8 | 130.3 | 0.949 | 126.1 | 131.2 | 0.651 | 141.0 | 128.8 | 0.279 | 130.3 | 130.7 | 0.961 |
Horizontal | 147.0 | 152.5 | 0.573 | 140.5 | 156.8 | 0.087 | 138.7 | 150.6 | 0.398 | 175.4 | 145.0 | 0.030* | 156.8 | 143.1 | 0.150 |
Angle of impaction | 140.5 | 163.9 | 0.012* | 137.9 | 159.1 | 0.018* | 139.9 | 150.4 | 0.430 | 168.6 | 146.0 | 0.088 | 154.7 | 144.7 | 0.267 |