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Table 2 Baseline characteristic of participants with or without MAFLD in NHANES III

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 = 6645) MAFLD (n = 2569)
Wholea Mild (n = 853) Moderate (n = 1006) Severe (n = 710)
Age (year) 38 (25) 47.0 (27) 43.0 (28) 47.0 (27)b 49.0 (26)c
Gender      
 Male 3021 (45.5) 1269 (49.4) 378 (44.3) 517 (51.4) 374 (52.7)
 Female 3624 (54.5) 1300 (50.6) 475 (55.7) 489 (48.6) 336 (47.3)
Race-ethnicity      
 Non-Hispanic white 2623 (39.5) 910 (35.4) 287 (33.6) 369 (36.7) 254 (35.8)
 Non-Hispanic black 2149 (32.3) 643 (25.0) 247 (29.0) 231 (23.0) 165 (23.2)
 Mexican–American 1546 (23.3) 905 (35.2) 278 (32.6) 366 (36.4) 261 (36.8)
 Other 327 (4.9) 111 (4.3) 41 (4.8) 40 (4.0) 30 (4.2)
BMI (kg/m2) 24.9 (5.9) 29.6 (6.9) 28.7 (7.0) 29.9 (6.9)b 30.4 (6.8)c
WC (cm) 87.6 (18.0) 101.2 (16.8) 97.4 (16.8) 102.5 (16.4)b 103.6 (16.1)c
ALT (IU/L) 13.0 (9) 18.0 (14) 15.0 (10) 18.0 (14)b 21.0 (18)cd
AST (IU/L) 19 (6) 21 (10) 19.0 (8) 21.0 (10)b 22.0 (12)cd
GGT (IU/L) 20.0 (16) 28.0 (26) 24.0 (21) 29.0 (26)b 33.0 (30)cd
ALB (g/L) 41 (5) 41 (4) 40.0 (4) 41.0 (4)b 41.0 (4)c
Cholesterol (mmol/L) 5.02 (1.4) 5.43 (1.45) 5.3 (1.47) 5.48 (1.47)b 5.49 (1.35)c
Triglyceride (mg/dL) 1.1 (0.78) 1.75 (1.37) 1.55 (1.18) 1.81 (1.39)b 1.95 (1.64)cd
HDLC (mmol/L) 1.32 (0.49) 1.14 (0.41) 1.19 (0.42) 1.11 (0.39)b 1.09 (0.38)cd
Fasting Glucose (mmol/L) 5.0 (0.72) 5.38 (1.11) 5.27 (0.94) 5.38 (1.11)b 5.55 (1.28)cd
HbA1c (%) 5.3 (0.6) 5.5 (0.9) 5.5 (0.7) 5.5 (0.8)b 5.6 (1.0)cd
Insulin (μU/mL) 7.86 (5.47) 13.35 (10.86) 11.64 (9.31) 13.90 (11.10)b 15.18 (12.62)cd
  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
  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)