Frequencies of MNS Blood Group Antigens and Phenotypes in Southwestern Saudi Arabia

Figures & data

Table 1 The Frequencies of MNS Blood Group Antigens in Jazan Province, Saudi Arabia

Antigen	Observation (n)	Frequency (%)
M	133	89.26
N	77	51.67
S	91	61.07
s	123	82.55

Table 2 Frequencies of MNS Phenotypes in Jazan Province, Saudi Arabia

Phenotype	Observation (n)	Frequency (%)
		n = 149
M+N–S+s–	12	8.05
M+N–S+s+	36	24.16
M+N–S–s+	23	15.43
M+N–S–s–	1	0.67
M+N+S+s–	13	8.72
M+N+S+s+	24	16.12
M+N+S–s+	24	16.12
M+N+S–s–	0	0
M–N+S+s–	0	0
M–N+S–s+	10	6.71
M–N+S–s–	0	0
M–N+S+s+	6	4.02
Total	149	100%

Table 3 MNS Phenotype Frequencies in the Jazan Province Among Different Ethnicities

Phenotype	Jazan Province (Saudi Arabia) (%)	Eastern Province (Saudi Arabia) (%)^Citation22	White (%)^Citation19	African American (%)^Citation20	Indian (%)^Citation21
	n = 149	n = 100	n = 1000	n = 1322	n = 317
M+N–S+s–	8.05	11	5.7	2.1	7.9
M+N–S+s+	24.16	24	14	7	14.8
M+N–S–s+	15.43	13	10.1	15.5	15.8
M+N–S–s–	0.67	0	0	0.4	0
M+N+S+s–	8.72	3	3.9	2.2	3.47
M+N+S+s+	16.12	15	22.4	13	19.55
M+N+S–s+	16.12	21	22.6	33.4	13.88
M+N+S–s–	0	0	0	0.4	0
M–N+S+s–	0	3	0.3	1.6	1.26
M–N+S–s+	6.71	7	15.6	19.2	13.88
M–N+S–s–	0	0	0	0.7	0
M–N+S+s+	4.02	3	5.4	4.5	9.46
P-values^§		Jazan/Eastern	Jazan/White	Jazan/African American	Jazan/Indian
		P = 0.53 (>0.05)	P = 0.044 (<0.05)*	P = 0.000 (<0.01)^§	P = 0.212 (>0.05)

Notes: *Significant. ^§Highly significant.

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