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Table 3 Table summarizing our data and those obtained in previous studies

From: Establishment of reference values of α-tocopherol in plasma, red blood cells and adipose tissue in healthy children to improve the management of chylomicron retention disease, a rare genetic hypocholesterolemia

 

Our study

Studies in children

Studies in adults

Plasma α-tocopherol

0 - 2 yr (n = 48): 22.1 μmol/L

0 - <1 yr canadian children (n = 85): 5 - 50 μmol/L [14]

35 - 45 yr french females (n = 2163): 29.8 ± 6.7 μmol/L [22]

35 - 45 yr french males (n = 138): 31.9 ± 5.5 μmol/L [22]

1 - <19 yr canadian children (n = 245): 14.5 - 33 μmol/L [14]

45 - 50 yr french females (n = 1499): 31.0 ± 6.6 μmol/L [22]

45 - 50 yr old french males (n = 1379): 31.3 ± 6.7 μmol/L [22]

2 - 12 yr (n = 73): 20 μmol/L

10 - 15 yr french males and females (n = 263 and 246): ≈ 20 and 21 μmol/L [20]

50 - 60 yr old french females (n = 1645): 31.5 ± 7.2 μmol/L [22]

50 - 60 yr old french males (n = 1919): 32.5 ± 7.4 μmol/L [22]

12 - 18 yr (n = 35): 19.8 μmol/L

12.5 - 17.49 yr european adolescents (n = 1053): 23 μmol/L [21]

> 60 yr french females (n = 127): 33.2 ± 7.5 μmol/L [22]

> 60 yr french males (n = 159): 32.7 ± 9.3 μmol/L [22]

RBC α-tocopherol

0 - 2 yr: 5.47 μmol/L packed cells

3 - 6 yr : 4.65 μmol/L packed cells [33]

4.09 μmol/L packed cells [33]

2 - 12 yr: 4.67 μmol/L packed cells

7 - 10 yr : 4.07 μmol/L packed cells [33]

5.1 μmol/L packed cells [35]

12 - 18 yr: 5.12 μmol/L packed cells

11 yr: 4.09 μmol/L packed cells [33]

18.5 nmol/g Hb (≈ 6.60 μmol/L packed cells if Hb = 150 g/L and haematocrit 0.42) [34]

Adipose tissue α-tocopherol

0 - 2 yr: 291 nmol/g AT

None

192 μg/g fatty acids (≈ 292 nmol/g AT) [12]

2 - 12 yr: 267 nmol/g AT

190 nmol/g AT in 347 males and 286 nmol/g in 111 females [11]

12 - 18 yr: 177 nmol/g AT

199 nmol/g AT [10]