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Table 2 Distribution of MTHFR C677T genotype and allele in LG and non-LG

From: Enrichment of MTHFR 677 T in a Chinese long-lived cohort and its association with lipid modulation

  

Genotype n (%)

Allele n (%)

Group

N

CC

CT

TT

C

T

All

1009

700 (69.38)

266 (26.36)

43 (4.26)

1666 (82.56)

352 (17.44)

LG

516

332 (64.34)

159 (30.81)

26 (4.84)

823 (79.75)

209 (20.25)

non-LG

493

368 (74.65)

107 (21.70)

18 (3.65)

843 (85.50)

143 (14.50)

χ2

-

12.639

11.573

P

-

0.002

0.001

LG

 

Male

127

83 (65.35)

35 (27.56)

9 (7.09)

201 (79.13)

53 (20.87)

Female

389

249 (64.01)

124 (31.88)

16 (4.11)

622 (79.95)

156 (20.05)

χ2

-

2.353

0.079

P

-

0.308

0.779

non-LG

 

Male

142

95 (66.90)

38 (26.76)

9 (6.32)

228 (80.28)

56 (19.72)

Female

351

273 (77.78)

69 (19.66)

9 (2.56)

615 (87.61)

87 (12.39)

χ2

-

7.896

8.750

P

-

0.019

0.003

Male

 

LG

127

83 (65.35)

35 (27.56)

9 (7.09)

201 (79.13)

53 (20.87)

non-LG

142

95 (66.90)

38 (26.76)

9 (6.34)

228 (80.28)

56 (19.72)

χ2

-

0.096

0.109

 

P

-

0.953

0.741

 

Female

 

LG

389

249 (64.01)

124 (31.88)

16 (4.11)

622 (79.95)

156 (20.05)

non-LG

351

273 (77.78)

69 (19.66)

9 (2.56)

615 (87.61)

87 (12.39)

χ2

-

16.830

15.771

 

P

-

2.22E-4

7.15E-5