Skip to main content
. Author manuscript; available in PMC: 2013 Mar 22.
Published in final edited form as: Am J Clin Nutr. 2010 Jun 2;92(2):375–382. doi: 10.3945/ajcn.2010.29438

Table 2.

Circulating L ascorbic acid by allelic variation at SCL23A1 in the British Women’s Heart and Health Study.

Genotype at rs33972313 (n=3252)
L ascorbic
acid
μmol/L		 GG GA AA Per allele effect p
43.77
(42.80, 44.74)		 38.63
(34.90, 42.37)		 52.61
(30.16, 75.06)		 −4.15
(−7.81, −0.49)		 0.03
Genotype at rs10063949 (n=3365)
L ascorbic
acid
μmol/L		 AA AG GG Per allele effect p
42.54
(41.15, 43.93)		 43.85
(42.40, 45.30)		 47.01
(44.07, 49.96)		 1.91
(0.47, 3.34)		 0.009
Genotype at rs6596473 (n=3215)
L ascorbic
acid
μmol/L		 CC CG GG Per allele effect p
42.04
(40.72, 43.36)		 44.35
(42.86, 45.83)		 48.56
(45.31, 51.81)		 2.86
(1.39, 4.33)		 0.0001
Genotype at rs6596471 (n=3184)
L ascorbic
acid
μmol/L		 TT TC CC Per allele effect p
43.01
(41.73, 44.29)		 43.68
(42.17, 45.19)		 45.56
(41.55, 49.58)		 0.95
(−0.63, 2.53)		 0.2

Means (95%CI) by genotype are adjusted for age.

Per allele effects and adjusted means are derived from linear regression.