Relationship between the AB0 Blood System and Proximal Femoral Fracture Patterns in the Turkish Population

Table 3

Distribution of mean age, M/F ratio, and fracture patterns by AB0 blood groups.

Blood group	Mean age (years)	Male/female	Intracapsular	Extracapsular
A	75.85	0.78	48 (35.8%)	86 (64.2%)
B	75.91	0.72	27 (39.1%)	42 (60.9%)
0	75.25	0.75	21 (24.7%)	65 (75.6%)
AB	73.31	0.90	7 (36.8%)	12 (63.2%)