Blood Groups Distribution and Gene Diversity of the ABO and Rh (D) Loci in the Mexican Population

Table 1

Distribution of ABO and Rhesus blood groups by age and gender.

Parameters		Blood groups % (95% CI)
		A		B		AB		O
		Rh (D)	Rh (d)	Rh (D)	Rh (d)	Rh (D)	Rh (d)	Rh (D)	Rh (d)
Age
0–9	27,173	26.97 (26.45–27.50)	1.52 (1.38–1.67)	9.16 (8.82–9.50)	0.45 (0.37–0.53)	1.84 (1.68–2.00)	0.07 (0.04–0.11)	57.37 (56.78–57.96)	2.63 (2.44–2.82)
10–19	60,297	25.80 (25.45–26.15)	1.17 (1.09–1.26)	8.51 (8.29–8.74)	0.41 (0.36–0.46)	1.65 (1.55–1.76)	0.07 (0.05–0.09)	59.97 (59.98–60.36)	2.42 (2.30–2.54)
20–29	101,507	25.40 (25.13–25.67)	1.28 (1.22–1.36)	8.26 (8.10–8.44)	0.36 (0.33–0.40)	1.62 (1.54–1.70)	0.11 (0.09–0.13)	60.44 (60.14–60.74)	2.52 (2.43–2.62)
30–39	43,134	26.15 (25.74–26.57)	1.46 (1.35–1.58)	8.25 (8.00–8.52)	0.39 (0.33–0.45)	1.69 (1.58–1.82)	0.11 (0.08–0.14)	59.29 (58.83–59.75)	2.65 (2.50–2.80)
40–49	17,065	27.15 (26.49–27.82)	1.42 (1.26–1.61)	9.21 (8.79–9.65)	0.44 (0.35–0.55)	1.88 (1.68–2.09)	0.10 (0.06–0.16)	57.06 (56.31–57.80)	2.74 (2.51–3.00)
50–59	10,085	28.60 (27.72–29.49)	1.57 (1.34–1.83)	8.90 (8.36–9.48)	0.58 (0.45–0.74)	2.00 (1.75–2.30)	0.13 (0.08–0.22)	57.54 (54.57–56.51)	2.69 (2.39–3.02)
60–69	6,859	27.69 (26.64–28.76)	1.71 (1.43–2.04)	9.36 (8.69–10.07)	0.54 (0.39–0.74)	2.19 (1.87–2.56)	0.15 (0.08–0.27)	55.59 (54.41–56.76)	2.78 (2.42–3.20)
70–79	3,742	27.53 (26.12–28.98)	1.79 (1.41–2.27)	9.25 (8.36–10.22)	0.53 (0.35–0.82)	2.08 (1.67–2.59)	0.16 (0.07–0.35)	55.72 (54.12–57.30)	2.94 (2.44–3.53)
80–90	1,302	25.81 (23.50–28.25)	2.23 (1.56–3.18)	7.37 (6.08–8.92)	0.46 (0.21–1.00)	2.07 (1.43–3.00)	0.08 (0.01–0.43)	59.14 (56.45–61.78)	2.84 (2.07–3.89)
Gender
Female	189,482	25.74 (25.54–25.94)	1.33 (1.28–1.39)	8.48 (8.36–8.61)	0.40 (0.37–0.43)	1.66 (1.60–1.72)	0.09 (0.08–0.11)	59.78 (59.56–60.00)	2.52 (2.45–2.59)
Male	81,682	26.88 (26.58–27.19)	1.40 (1.32–1.48)	8.64 (8.45–8.83)	0.43 (0.38–0.47)	1.84 (1.75–1.94)	0.11 (0.09–0.14)	58.04 (57.70–58.38)	2.67 (2.56–2.78)
Total	271,164	26.08 (25.92–26.25)	1.35 (1.31–1.40)	8.53 (8.42–8.63)	0.40 (0.38–0.43)	1.71 (1.67–1.76)	0.10 (0.09–0.11)	59.26 (59.07–59.44)	2.56 (2.50–2.62)