Table 1

Genotypes and hypolactasia/lactase persistence distribution among the different ethnic groups (%).

Genotypes

White

Brown

Black

Japanese-Brazilian

Total


CC (hypolactasia)

226 (56.6)

37 (56.9)

40 (80.0)

53 (100)

356 (62.8)


CT

149 (37.3)

26 (40.0)

8 (16.0)

183 (32.3)


TT

24 (6.0)

2 (3.1)

2 (4.0)

28 (4.9)


Lactase persistence

(CT and TT)

173 (43.4)

28 (43.1)

10 (20)a

None a

211 (37.2)


Total

399 (100)

65 (100)

50 (100)

53 (100)

567 (100)


a P < 0.01

Mattar et al. Nutrition Journal 2009 8:46   doi:10.1186/1475-2891-8-46

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