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Table 3 Distribution in the ARIC cohort, at baseline visit, of dietary choline and betaine by gender and race

From: Repeatability and measurement error in the assessment of choline and betaine dietary intake: the Atherosclerosis Risk in Communities (ARIC) Study

  Dietary Choline (mg/day) Dietary Betaine (mg/day)
  median (IQR) mean
(SD)
75th percentile median (IQR) mean
(SD)
75th percentile
All ARIC participants
(N = 15,706)
284
(152)
304
(136)
367 94
(64)
106
(54)
132
White Men
(N = 5419)
304
(158)
325
(140)
391 102
(70)
115
(59)
143
White Women
(N = 6043)
273
(141)
288
(115)
350 90
(60)
99
(48)
125
African American Men
(N = 1618)
295
(164)
320
(154)
381 99
(67)
109
(58)
136
African American Women
(N = 2626)
263
(149)
287
(151)
344 88
(56)
99
(53)
120
  1. Note 1: the proposed A.I. for choline is 425 mg/day for women and 550 mg/day for men
  2. Note 2: IQR represent the interquartile range and SD the standard deviation