Table 2.

The frequency of I/D polymorphism of the ACE gene in the current study compared to different ethnic groups in different studies.

	Allele Frequency
Ethnic Group	I	D	Number of Individuals
Tunisians [17]	0.24	0.76	47
Algerians [17]	0.27	0.73	48
Somalis [18]	0.27	0.73	53
Omanis [18]	0.29	0.71	127
Egyptians [20]	0.28	0.72	188
Moroccans [17]	0.30	0.70	300
Egyptians [present study]	0.33	0.67	164
Jordanians [present study]	0.34	0.66	60
Emiratis [19]	0.34	0.66	159
Sudanese [18]	0.36	0.64	121
Emiratis [18]	0.39	0.61	111
Syrians [present study]	0.40	0.60	70
Nigerians [11]	0.41	0.59	80
Caucasians [11]	0.49	0.51	186
Caucasians [21]	0.54	0.46	733
Indians [12]	0.54	0.46	166
Japanese [22]	0.65	0.35	136
Japanese [23]	0.67	0.33	113
Chinese [24]	0.71	0.29	189
Yanomami Indians [11]	0.85	0.15	49
Samoans [11]	0.91	0.09	58
Australian Aborigines [25]	0.97	0.03	184

Data from previous studies is denoted by the citations.