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Table 2 Shape of the ear helix in males (N = 90) and females (N = 87) bilaterally

From: A study of morphological variations of the human ear for its applications in personal identification

Shape of the helix Male Female
Right (N, %) Left (N, %) Right (N, %) Left (N, %)
Concave marginal 35, 38.9% 37, 41.1% 25, 28.7% 24, 47.6%
Normally rolled 45, 50.0% 46, 51.1% 39, 44.8% 42, 48.3%
Flat 6, 6.7% 3, 3.3% 5, 5.8% 4, 4.6%
Wide covering scapha 4, 4.4% 4, 4.5% 18, 20.7% 17, 19.5%
Total 90, 100% 90, 100% 87, 100% 87, 100%