Association of ABO Blood Group and Body Mass Index: A Cross-Sectional Study from a Ghanaian Population
Table 2
Association between ABO blood group and BMI, Rh blood group, and gender of the participants.
Variables
ABO blood group, n (%)
X2, df
value
A ()
AB ()
B ()
O ()
BMI
Underweight
11 (13.6%)
3 (23.1%)
15 (14.0%)
20 (9.5%)
10.56, 9
0.307
Normal
50 (61.7%)
8 (61.5%)
62 (57.9%)
140 (66.4%)
Overweight
14 (17.3%)
0 (0%)
21 (19.6%)
42 (19.9%)
Obese
6 (7.4%)
2 (15.4%)
9 (8.4%)
9 (4.3%)
BMI (mean ± SD)
22.5 ± 4.2
22.4 ± 5.2
22.3 ± 4.1
22.5 ± 3.8
0.964 (ANOVA)
Rh blood group
1.32, 3
0.723
Positive
71 (87.7%)
12 (92.3%)
99 (92.5%)
190 (90.0%)
Negative
10 (12.3%)
1 (7.7%)
8 (7.5%)
21 (10.0%)
Gender
0.23, 3
0.973
Male
45 (55.6%)
8 (61.5%)
62 (57.9%)
122 (57.8%)
Female
36 (44.4%)
5 (38.5%)
45 (42.1%)
89 (42.2%)
SD: standard deviation; : number of participants; X2: chi-square; df: degree of freedom; BMI: body mass index; ANOVA: analysis of variance; is statistically significant.