Research Article
Morphological Study of Palatal Rugae in a Sudanese Population
Table 4
Bilateral differences (left-right) in rugae lengths in both sexes.
| Variable | Males | Females | Right mean ± SD | Left mean ± SD | value* | Right mean ± SD | Left mean ± SD | value* |
| Primary | 5.02 ± 1.33 | 5.08 ± 1.65 | 0.842 | 4.76 ± 1.33 | 4.96 ± 1.34 | 0.299 | Secondary | 1.30 ± 1.04 | 1.28 ± 1.14 | 0.912 | 1.12 ± 1.04 | 0.94 ± 1.19 | 0.239 | Fragmented | 0.30 ± 0.46 | 0.32 ± 0.62 | 0.782 | 0.40 ± 0.70 | 0.24 ± 0.48 | 0.290 |
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Wilcoxon signed-rank test.
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