Table 3.

Descriptive statistical analysis of nasal index of males and females in Iranian and Nigeria population

	Sex				P value
	Iranian males	Iranian females	Nigerian males	Nigerian female
Width (mm)
Mean	37.23	32.55	41.33	36.97	0.0001
SD	3.41	2.87	3.85	3.48
Min	27.00	25.00	31.50	30.10
Max	49.30	43.80	53.70	49.10
Height (mm)
Mean	54.19	49.43	55.93	53.18	0.0001
SD	3.97	3.18	3.86	5.18
Min	42.10	43.00	46.10	42.00
Max	62.40	57.50	65.50	66.50
Nasal index
Mean	69	66	74	70	0.0001
SD	8	8	7	7
Min	49	49	56	54
Max	94	95	89	91

SD standard deviation, Min minimum, Max maximum