Egyptian Journal of Forensic Sciences

Table 2 Comparison of the predominant rugae direction among both sexes of Egyptians and Malaysians

From: A pilot- cross sectional study of palatal Rugae shape and direction among Egyptians and Malaysians

	Egyptians					Malaysians					Chi-Square
	Males		Females		total %	Males		females		total %	Chi-Square
	N	%	N	%	total %	N	%	N	%	total %	X²	p1	X²	p2	X²	p3	X²	p4
fd	27	90	23	76.7	83.30	20	66.70	24	80	73.3	1.920	0.166	1.364	0.234	4.812	0.028^a	0.098	0.754
bd	3	10	7	23.3	16.70	10	33.30	6	20	26.7	1.920	0.166	1.364	0.234	4.812	0.028^a	0.098	0.754
Σ	30	100	30	100	100	30	100	30	100	100

^aSignificance at P < 0.05
Σ: total
N number
fd: forwardly directed rugae
bd: backwardly directed rugae
p1: p value of Egyptian males versus females
p2: p value of Malaysian males versus females
p3: p value of Egyptian males versus Malaysian males
p4: p value of Egyptian females versus Malaysian females

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