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Combined Prevalences of Palatal Tori.
| By Sex (Ancestries Combined)a | By Ancestry (Sexes Combined)b | ||||
|---|---|---|---|---|---|
| Male (n = 468) |
Female (n = 634) |
East Asian (n = 100) |
European (n = 625) |
West African (n = 377) |
|
| Tori Present | 5.98% | 23.34% | 20% | 18.56% | 10.08% |
| Tori Absent | 94.02% | 76.66% | 80% | 81.44% | 89.92% |
X2 = 57.56, p = 3.28×10−14*
X2 = 14.185, p = 0.0008*
