IOA Index – The Predictor of Gender Dimorphism

Sex determination is utmos important for forensic experts and Anthropological studies. Aim: The aim of this study is to compare cranial morphology between male and female skull using IOA Index. Methods: A total of 100 adult dry skull (50male and 50 female) were used for study using a digital Vernier calliper. Results: The male parameters were significantly higher then female parameters with no significance difference in Right and Left side of male and female. Conclusion: The skull is most commonly site for sexual dimorphisms in human Skeleton and IOA Index can be additive value gender differentiation.