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Table 2 Anthropometry, NAFLD risk groups, and liver function test according to nut intake categories

From: Associations between nut intake, cognitive function and non‐alcoholic fatty liver disease (NAFLD) in older adults in the United States: NHANES 2011-14

 

Total

Nut Intake Categories

P

Non-consumers

(0 g/d)

Low

(0.1 – 15.0 g/d)

Moderate

(15.1 – 30.0 g/d)

Met recommendation

(>30 g/d)

Nut intake

 n (%)

1848 (100%)

814 (44.0%)

669 (36.2%)

182 (9.8%)

183 (9.9%)

-

 Median nut intake (g/d) a

7.6 (2.4, 21.4)

0 w

3.4 (0.9, 7.5) x

19.9 (16.7, 23.6) y

44.9 (35.7, 67.3) z

<0.001 i

Anthropometry

 Weight (kg)

80.2 (19.3)

80.9 (19.1)

79.2 (19.5)

77.9 (19.1)

82.3 (19.2)

0.056 i

 BMI (kg/m2)

29.3 (6.2)

29.7 (6.3) w

29.0 (6.3) w

28.5 (6.1) w

28.9 (5.9) w

0.026 i

 Waist circumference (cm)

103 (14.6)

104 (14.3) w

102 (14.7) w, x

100 (15.1) x

103 (15.1) w, x

0.015 i

NAFLD groups

 FLI<30, n (%)

726 (39.3)

289 (35.5)

278 (41.6)

88 (48.4)

71 (38.8)

0.023 j

 30<FLI<60, n (%)

483 (26.1)

220 (27.0)

167 (25.0)

41 (22.5)

55 (30.1)

 FLI>60, n (%)

639 (34.6)

305 (37.5)

224 (33.5)

53 (29.1)

57 (31.1)

Liver function test

 ALT (U/L) b

19.0 (16.0, 25.0)

19.0 (16.0, 24.0) w

19.0 (16.0, 24.0) w

19.0 (15.8, 25.0) w

22.0 (18.0, 27.0) x

0.001 i

 AST (U/L) c

23.0 (20.0, 27.0)

23.0 (20.0, 27.0) w

23.0 (20.0, 27.0) w

22.5 (20.0, 26.0) w

24.0 (21.0, 28.0) w

0.023 i

 GGT (U/L) d

19.0 (14.0, 27.0)

19.0 (14.0, 27.0) w

18.0 (14.0, 26.0) w, x

16.0 (13.8, 25.0) x

19.0 (15.0, 27.0) w, x

0.043 i

 Total protein (g/dL) e

7.03 (0.48)

7.09 (0.49) w

7.00 (0.47) x

6.98 (0.47) x

6.97 (0.49) x

<0.001 i

 Albumin (g/dL) f

4.20 (0.29)

4.18 (0.30) w

4.19 (0.29) w

4.23 (0.29) w, x

4.27 (0.27) x

<0.001 i

 Globulin (g/dL) g

2.83 (0.47)

2.91 (0.46) w

2.80 (0.47) x

2.75 (0.44) x, y

2.70 (0.47) y

<0.001 i

 Total bilirubin (mg/dL) h

0.676 (0.269)

0.672 (0.268)

0.668 (0.259)

0.701 (0.300)

0.696 (0.277)

0.341 i

  1. All values are mean with standard deviations (SD) or number (proportions, %) unless stated. Post-hoc comparisons were performed if overall statistical significance was achieved; values with different superscript letters were significantly different
  2. aMedian with first and third quartile nut intake of the total population excludes individuals who were non-consumers
  3. bALT – alanine aminotransferase, normal range 7-55 U/L, median with first and third quartile
  4. cAST – aspartate aminotransferase, normal range 8-48 U/L, median with first and third quartile
  5. dGGT – gamma glutamyltransferase, normal range 8-61 U/L, median with first and third quartile
  6. eTotal protein, normal range 6.3-7.9 g/dL
  7. fAlbumin, normal range 3.5-5.0 g/dL
  8. gGlobulin, normal range 2.0-3.5 g/dL
  9. hTotal bilirubin, normal value <1.2 mg/dL
  10. iAnalysis of Variance (ANOVA) tests
  11. jCrosstab analysis, chi-square test