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. 2022 Apr 17;9(4):2037–2043. doi: 10.1002/nop2.1213

TABLE 3.

Respondents’ B‐vitamin intake

Vitamins Without Vit B supplementation, n = 63 With Vit B supplementation, n = 17 Total, n = 80 p
Vitamin B intake, in mg Mean ± SD Median (min–max) Mean ± SD Median (min–max) Mean ± SD Median (min–max)
B1 0.71 ± 0.50 0.5 (0.2–2.7) 26.69 ± 22.0 21.7 (0.3–52.2) 6.23 ± 14.58 0.70 (0.2–52.2) <.001
B6 1.75 ± 1.19 1.4 (0.4–6.3) 9.08 ± 5.06 11.3 (1.5–16.6) 3.31 ± 3.92 1.55 (0.40–16.60) <.001
B9 228.63 ± 154.98 a 177.3 (51.8–704.1) a 304.99 ± 194.3 a 232.4 (75.7–813.6) a 244.86 ± 165.79 a 189.60 (51.8–813.6) a .114
B12 6.92 ± 9.03 3.70 (0.7–51.8) 9.34 ± 5.31 7.9 (1.1–18.4) 7.44 ± 8.41 5.30 (0.70–51.80) .011
Category of Vit B intake, n (%) Adequate Inadequate Adequate Inadequate Adequate Inadequate p
B1 8 (12.7%) 55 (87.3%) 15 (88.2%) 2 (11.8%) 23 (28.8%) 57 (71.3%) <.001
B6 41 (65.1%) 22 (34.9%) 17 (100.0%) 0 (0.0%) 58 (72.5%) 22 (27.5%) .004
B9 8 (12.7%) 55 (87.3%) 4 (22.2%) 13 (72.2%) 12 (15.0%) 68 (85.0%) .271
B12 30 (47.6%) 33 (52.4%) 15 (88.2%) 2 (11.8%) 45 (56.3%) 35 (43.8%) .003

p‐Values show the statistical differences of vitamin intake between respondents with and without Vit B supplement.

a

Unit in mcg.