Table 5 Frequency of forms of ear helix among Nigerian ethnic groups across gender: Hausa = 89; Igbo = 112; Yoruba = 106
Form of Helix | HAUSA | IGBO | YORUBA | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Male | Female | Male | Female | Male | Female | |||||||
Right ear | Left ear | Right ear | Left ear | Right ear | Left ear | Right ear | Left ear | Right ear | Left ear | Right ear | Left ear | |
(N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | (N, %) | |
Rolled | 10, 26.3% | 11, 28.9% | 5, 9.8% | 9, 17.6% | 12, 31.6% | 10, 26.3% | 23, 31.1% | 27, 36.5% | 21, 38.2% | 22, 40.0% | 20, 39.2% | 21, 41.2% |
Wide | 17, 44.7% | 18, 47.4% | 28, 54.9% | 27, 52.9% | 13, 34.2% | 15, 29.5% | 37, 50.0% | 35, 47.3% | 18, 32.7% | 16, 29.1% | 18, 35.3% | 19, 37.3% |
Flat | 4, 10.5% | 2, 5.3% | 10, 19.6% | 5, 9.8% | 1, 2.6% | 3, 7.9% | 6, 8.1% | 2, 2.7% | 4, 7.3% | 7, 12.7% | 6, 11.8% | 2, 3.9% |
Concave marginal | 7, 18.4% | 7, 18.4% | 8, 15.7% | 10, 19.6% | 12, 31.6% | 10, 26.3% | 8, 10.8% | 10, 13.5% | 12, 21.8% | 10, 18.2% | 7, 13.7% | 9, 17.6% |
Total | 38 | 38 | 51 | 51 | 38 | 38 | 74 | 74 | 55 | 55 | 51 | 51 |