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Table 1 Baseline characteristic of participants with or without MAFLD in NHANES 2017–2018

From: Population-specific cut-off points of fatty liver index: a study based on the National Health and Nutrition Examination Survey data

  Non-MALFD (n = 2029) MAFLD (n = 2604)
Wholea Mild (n = 429) Moderate (n = 326) Severe (n = 1849)
Age (year) 42.0 (33) 55.0 (25) 56.0 (25) 53.5 (30) 55.0 (24)
Gender      
 Male 903 (44.5) 1378 (52.9) 189 (44.1) 161 (49.4) 1028 (55.6)
 Female 1126 (55.5) 1226 (47.1) 240 (55.9) 165 (50.6) 821 (44.4)
Race-ethnicity      
 Mexican American 204 (10.0) 451 (17.3) 53 (12.4) 42 (12.9) 356 (19.3)
 Other Hispanic 174 (8.6) 263 (10.1) 56 (13.1) 32 (9.8) 175 (9.5)
 Non-Hispanic White 714 (35.2) 892 (34.3) 121 (28.2) 120 (36.8) 651 (35.2)
 Non-HISPANIC Black 512 (25.2) 521 (20.0) 108 (25.2) 70 (21.5) 343 (18.6)
 Other Race 425 (20.9) 477 (18.3) 91 (21.2) 62 (19.0) 324 (17.5)
BMI (kg/m2) 24.6 (6.1) 31.5 (8.3) 29.2 (7.15) 29.4 (6.825) 32.4 (8.7)cd
WC (cm) 87.8 (17.3) 106.5 (20.0) 101.0 (16.0) 101.9 (15.9) 109.4 (20.5)cd
HC (cm) 97.85 (12.8) 109.0 (17.7) 105.6 (16.5) 106.4 (15.3) 110.4 (18.3)cd
ALT (IU/L) 15.0 (9) 20.0 (15) 17.0 (10) 19.0 (12)b 22.0 (16)cd
AST (IU/L) 19.0 (7) 20.0 (9) 19.0 (8) 19.0 (8) 20.0 (10)c
GGT (IU/L) 17.0 (13) 25.0 (21) 20.0 (15) 23.0 (18) 26.0 (24)cd
ALB (g/L) 41.0 (4) 41.0 (5) 40.0 (4) 40.0 (4) 41.0 (5)
Cholesterol (mmol/L) 4.63 (1.33) 4.88 (1.42) 4.86 (1.36) 4.84 (1.3) 4.89 (1.42)
Triglyceride (mg/dL) 91.0 (63) 139.0 (99) 118.0 (76) 125.0 (96) 147.0 (102)cd
HDLC (mmol/L) 1.45 (0.49) 1.22 (0.42) 1.29 (0.46) 1.24 (0.49) 1.16 (0.39)cd
Hs-CRP (mg/L) 1.14 (2.11) 2.62 (4.1) 2.05 (3.52) 2.07 (3.01) 2.87 (4.29)cd
Fasting Glucose (mmol/L) 5.00 (0.67) 5.38 (1.11) 5.27 (0.75) 5.27 (0.95) 5.44 (1.27)cd
HbA1c (%) 5.4 (0.5) 5.7 (0.8) 5.6 (0.7) 5.6 (0.7) 5.8 (1.0)cd
Insulin (μU/mL) 6.96 (5.62) 13.2 (12.6) 10.08 (6.53) 10.17 (9.25) 15.09 (13.7)cd
Liver stiffness 4.5 (1.8) 5.4 (2.4) 4.9 (2.0) 5.1 (2.0) 5.6 (2.7)cd
CAP (dB/m) 213 (43) 303 (62) 258.0 (10) 273.0 (6) 321.0 (52)
  1. BMI body mass index, WC waist circumference, HC hip circumference, ALT alanine aminotransferase, AST aspartate aminotransferase, GGT aamma glutamyltransferase, ALB albumin, HDLC high density lipoprotein cholesterol, CAP controlled attenuation parameter
  2. aAll the indexes between Non-MAFLD and MAFLD have statistical differences (P < 0.05)
  3. bThere are statistical difference between mild and moderate MAFLD groups (P < 0.05)
  4. cThere are statistical difference between mild and severe MAFLD groups (P < 0.05)
  5. dThere are statistical difference between moderate and severe MAFLD groups (P < 0.05)