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

Table 1

Descriptive statistics of study participants ().

Variables	Mean ± SD	Percentage
Age (years)	23.0 ± 4.0
Height (cm)	169.8 ± 8.6
Weight (kg)	64.9 ± 13.1
BMI (kg/m^2)	22.5 ± 4.0
Age groups (years)	Frequency
≤20	19	19.2
21–25	280	70.0
26–30	79	7.5
>30	31	5.3
Gender
Male	237	57.5
Female	175	42.5
ABO blood groups
A	81	19.7
AB	13	3.1
B	107	26.0
O	211	51.2
Rhesus (−/+)
Negative	40	9.7
Positive	372	90.3
BMI categories
Underweight	49	11.9
Healthy	260	63.1
Overweight	77	18.7
Obese	26	6.3

SD  standard deviation   number of participants.