Table 2.
Baseline characteristic of participants with or without MAFLD in NHANES III
| 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 |
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
aAll the indexes between Non-MAFLD and MAFLD have statistical differences (P < 0.05)
bThere are statistical difference between mild and moderate MAFLD groups (P < 0.05)
cThere are statistical difference between mild and severe MAFLD groups (P < 0.05)
dThere are statistical difference between moderate and severe MAFLD groups (P < 0.05)