Association of ABO Blood Group and Body Mass Index: A Cross-Sectional Study from a Ghanaian Population

Table 3

Association between Rh blood group and BMI and gender of the participants.

Variables	Rhesus blood group, (%)		X^2, df	value
	Negative ()	Positive ()
Gender^a				0.400
Male	26 (65.0%)	211 (56.7%)
Female	14 (35.0%)	161 (43.3%)
BMI (kg/m^2)^b			4.68, 3	0.197
Underweight	4 (10.0%)	45 (12.1%)
Normal	29 (72.5%)	231 (62.1%)
Overweight	3 (7.5%)	74 (19.9%)
Obese	4 (10.0%)	22 (5.9%)

BMI: body mass index; : number of participants; X²: chi-square; df: degree of freedom;^aFisher’s exact test; ^bchi-square test; is statistically significant.