Table 2.
Characteristics of study population by diagnosis
| Variables | Children identified by screening, N = 347 | Children with liver diagnosis | |
|---|---|---|---|
| NAFLD, N = 193 | Other liver disease, N = 61 | ||
| Age, mean (s.d.)** | 13.5 (2.2) | 13.6 (2.2) | 14.5 (2.4) |
| Sex, N (%)** | |||
| Boys | 223 (64) | 140 (72) | 29 (48) |
| Girls | 124 (36) | 53 (28) | 32 (52) |
| Race and ethnicity, N (%) | |||
| Asian, non-Hispanic | 16 (5) | 8 (4) | 6 (10) |
| Hispanic | 252 (72) | 147 (76) | 38 (62) |
| White, non-Hispanic | 45 (13) | 21 (10) | 12 (20) |
| Other, non-Hispanic | 34 (10) | 17 (8) | 5 (8) |
| Weight, mean (s.d.) (kg) | 80.1 (20.7) | 81.5 (22.6) | 80.8 (17.3) |
| Height, mean (s.d.) (cm) | 157 (15.6) | 157(15.0) | 159 (12.6) |
| Body mass index (kg/m2) | |||
| Mean (s.d.) | 31.5 (6.0) | 31.5 (4.8) | 31.4 (4.4) |
| Percentile, mean (s.d.) | 98.1 (1.6) | 98.4 (1.5) | 97.4 (1.9) |
| Z-score, mean (s.d.) | 2.2 (0.36) | 2.2 (0.33) | 2.0 (0.34) |
| ALT, mean (s.d.) (U/L) | |||
| Screening* | 99 (89) | 98 (95) | 86 (74) |
| Confirmation** | 80 (68) | 89 (75) | 75 (57) |
| AST, mean (s.d.) (U/L) | |||
| Screening | 67 (50) | 63 (55) | 68 (57) |
| Confirmation | 57 (39) | 60 (43) | 56 (30) |
Statistical tests are for NAFLD vs. other liver disease.
*
P < 0.05
**
P < 0.001.