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Table 1 Genotypic and allelic frequencies of all the groups evaluated

From: Association between ACTN3 (R577X), ACE (I/D), BDKRB2 (-9/+9), and AGT (M268T) polymorphisms and performance phenotypes in Brazilian swimmers

Genotype

Controls

All athletes

Elite athletes

Elite

power/strength

Elite endurance

Sub-elite athletes

Sub-elite

power/strength

Sub-elite endurance

ACTN3

RR

162 (36.0%)

35 (28.5%)

3 (15.8%)

2 (15.4%)

1 (16.7%)

32 (30.8%)

25 (29.4%)

7 (36.8%)

RX

205 (45.6%)

56 (45.5%)

10 (52.6%)

8 (61.5%)

2 (33.3%)

46 (44.2%)

38 (44.7%)

8 (42.1%)

XX

83 (18.4%)

32 (26.0%)

6 (31.6%)

3 (23.1%)

3 (50.0%)

26 (25.0%)

22 (25.9%)

4 (21.1%)

Total

450

123

19

13

6

104

85

19

R allele (wild)

367 (56.0%)

91 (50.8%)

13 (44.8%)

10 (47.6%)

3 (37.5%)

78 (52.0%)

63 (51.2%)

15 (55.6%)

X allele (mutant)

288 (44.0%)

88 (49.2%)

16 (55.2%)

11 (52.4%)

5 (62.5%)

72 (48.0%)

60 (48.8%)

12 (44.4%)

ACE

II

138 (19.2%)

19 (15.4%)

3 (15.8%)

2 (15.4%)

1 (16.7%)

16 (15.4%)

13 (15.3%)

3 (15%)

ID

341 (47.5%)

62 (50.4%)

6 (31.6%)

2 (15.4%)

4 (66.7%)

56 (53.8%)

46 (54.1%)

11 (55%)

DD

239 (33.3%)

42 (34.1%)

10 (52.6%)

9 (69.2%)

1 (16.7%)

32 (30.8%)

26 (30.6%)

6 (30%)

Total

718

123

19

13

6

104

85

20

D allele (wild)

580 (54.8%)

104 (56.2%)

16 (64.0%)

11 (73.3%)

5 (50.0%)

88 (55.0%)

72 (58.1%)

16 (55.2%)

I allele (mutant)

479 (45.2%)

81 (43.8%)

9 (36.0%)

4 (26.7%)

5 (50.0%)

72 (45.0%)

52 (41.9%)

13 (44.8%)

BDKRB2

+ 9/+9

154 (27.1%)

34 (27.6%)

5 (26.3%)

2 (15.4%)

3 (50.0%)

29 (27.9%)

23 (27.1%)

6 (30.0%)

-9/+9

284 (50.1%)

62 (50.4%)

8 (42.1%)

6 (46.2%)

2 (33.3%)

54 (51.9%)

43 (50.6%)

11 (60.0%)

-9/-9

129 (22.8%)

27 (22.0%)

6 (31.6%)

5 (38.5%)

1 (16.7%)

21 (20.2%)

19 (22.4%)

2 (10.0%)

Total

567

123

19

13

6

104

85

20

+ 9 allele (wild)

483 (53.9%)

96 (51.6%)

13 (48.1%)

8 (42.1%)

5 (62.5%)

83 (52.5%)

66 (51.6%)

17 (56.7%)

-9 allele (mutant)

413 (46.1%)

89 (48.1%)

14 (51.9%)

11 (57.9%)

3 (37.5%)

75 (47.5%)

62 (48.4%)

13 (43.3%)

AGT

MM

72 (31.2%)

41 (36.0%)

9 (52.9%)

6 (54.5%)

3 (50.0%)

32 (33.0%)

27 (34.2%)

6 (31.6%)

MT

112 (48.5%)

47 (41.2%)

6 (35.3%)

3 (27.3%)

3 (50.0%)

41 (42.3%)

32 (40.5%)

9 (47.4%)

TT

47 (20.3%)

26 (22.8%)

2 (11.8%)

2 (18.2%)

0 (0.0%)

24 (24.7%)

20 (25.3%)

4 (21.1%)

Total

231

114

17

11

6

97

79

19

M allele (wild)

184 (53.6%)

88 (54.7%)

15 (65.2%)

9 (64.3%)

6 (66.7%)

73 (52.9%)

59 (53.2%)

14 (51.9%)

T allele (mutant)

159 (46.4%)

73 (45.3%)

8 (34.8%)

5 (35.7%)

3 (33.3%)

65 (47.1%)

52 (46.8%)

13 (48.1%)

  1. Note: Genotype distribution among all tested controls and athletes was in Hardy-Weinberg equilibrium for the ACTN3 (controls, p = 0.20; athletes, p = 0.32), ACE (controls, p = 0.41; athletes, p = 0.62),BDKRB2 (controls, p = 0.93; athletes, p = 0.90), and AGT (controls, p = 0.77; athletes, p = 0.09)