Incidence of Clavicular Rhomboid Fossa in Northeastern Thais: An Anthropological Study

Table 1

Incidence of rhomboid fossa of clavicle between male and female.

Genders	Numbers	Ages (years); (mean ± SD)	Types of rhomboid fossa of clavicle
			Type 1: smooth		Type 2: flat		Type 3: elevated		Type 4: depressed
			Left	Right	Left	Right	Left	Right	Left	Right
Males	(Lt = 135, Rt = 135)	15–86; (~61 ± 16.10)	0 (0%)	1 (0.74%)	32 (23.70%)	16 (11.85%)	92 (68.15%)	113 (83.70%)	11 (8.14%)	5 (3.70%)
			Total = 0.74%		Total = 35.55%		Total = 151.85%		Total = 11.84%
Female	(Lt = 103, Rt = 103)	26–94; (~60 ± 13.38)	0 (0%)	0 (0%)	25 (24.27%)	21 (20.38%)	78 (75.73%)	80 (77.67%)	0 (0%)	2 (1.94%)
			Total = 0%		Total = 44.65%		Total = 153.40%		Total = 1.94%
Total		60.5 ± 14.74; (average)	1 (0.21%)		94 (19.75%)		363 (76.26%)		18 (3.78%)

(Type 3 versus Type 1, 2, or 4).
(males versus female).