Characteristics of the 244 464 children between 7 and 13 years of age according to sex and NAFLD status
| Characteristics | Boys | Girls | ||||||
|---|---|---|---|---|---|---|---|---|
| NAFLD cases | Non-cases | NAFLD cases | Non-cases | |||||
| n | n | n | n | |||||
| BMI age 7, mean±SD | 1264 | 15.4±1.2 | 120 516 | 15.5±1.2 | 1106 | 15.4±1.3 | 121 578 | 15.4±1.4 |
| BMI age 8, mean±SD | 1263 | 15.8±1.3 | 119 680 | 15.8±1.4 | 1106 | 15.8±1.5 | 120 739 | 15.8±1.6 |
| BMI age 9, mean±SD | 1259 | 16.2±1.4 | 117 176 | 16.2±1.5 | 1102 | 16.2±1.6 | 118 526 | 16.2±1.7 |
| BMI age 10, mean±SD | 1251 | 16.6±1.6 | 116 030 | 16.6±1.7 | 1101 | 16.7±1.8 | 117 432 | 16.7±1.9 |
| BMI age 11, mean±SD | 1248 | 17.0±1.8 | 116 270 | 17.1±1.9 | 1096 | 17.2±2.0 | 117 604 | 17.2±2.1 |
| BMI age 12, mean±SD | 1256 | 17.5±1.9 | 117 832 | 17.6±2.1 | 1101 | 17.8±2.3 | 119 089 | 17.8±2.3 |
| BMI age 13, mean±SD | 1264 | 18.1±2.0 | 120 516 | 18.2±2.2 | 1106 | 18.7±2.4 | 121 578 | 18.7±2.5 |
| Change in BMI z-score between 7 and 13 years, mean±SD | 1264 | 0.11±0.64 | 120 516 | 0.05±0.67 | 1106 | 0.15±0.68 | 121 578 | 0.11±0.69 |
| Age at entry, mean (range) | 1264 | 44.4 (18.0 to 60.0) | 120 516 | 38.8 (18.0 to 60.0) | 1106 | 44.9 (18.0 to 60.0) | 121 578 | 39.0 (18.0 to 60.0) |
| Age at exit, mean (range) | 1264 | 53.4 (18.0 to 78.6) | 120 516 | 56.4 (18.0 to 80.0) | 1106 | 54.8 (20.1 to 78.3) | 121 578 | 57.1 (18.0 to 80.0) |
BMI, body mass index; NAFLD, non-alcoholic fatty liver disease; n, number.