Table 1 Descriptive characteristics of children and adolescents across different genotypes
All (n = 1215) | AT + TT genotype (n = 1057) | AA genotype (n = 158) | Standardized difference (Cohen’s d) | |
|---|---|---|---|---|
Mean (SD) | ||||
Age (years) | 12.36 (2.83) | 12.35 (2.83) | 12.43 (2.85) | 0.03 |
Weight (kg) | 48.27 (15.82) | 47.89 (15.31) | 50.79 (18.74) | 0.18 |
Height (m) | 1.52 (0.15) | 1.52 (0.15) | 1.53 (0.16) | 0.07 |
Screen time (min/day) | 242.44 (177.66) | 238.56 (175.41) | 268.38 (190.58) | 0.17 |
Sleep duration (min/day) | 122.35 (195.14) | 558.05 (96.18) | 555.88 (96.76) | 0.02 |
Triglycerides (mg/dL) | 73.83 (37.68) | 73.23 (35.97) | 77.83 (47.52) | 0.12 |
Total cholesterol (mg/dL) | 158.85 (33.12) | 158.86 (32.71) | 158.80 (35.86) | < 0.01 |
High-density lipoprotein cholesterol (mg/dL) | 62.59 (11.37) | 62.69 (11.34) | 61.97 (11.58) | 0.06 |
Glucose (mg/dL) | 89.34 (12.04) | 89.37 (12.34) | 89.16 (9.79) | 0.02 |
TC/HDL-C | 2.59 (0.62) | 2.59 (0.60) | 2.63 (0.74) | 0.07 |
Systolic blood pressure (mmHg) | 106.24 (14.98) | 105.95 (14.91) | 108.13 (15.39) | 0.15 |
Waist circumference (cm) | 67.30 (10.60) | 67.00 (10.19) | 69.29 (12.88) | 0.22* |
cMetS | −0.09 (0.74) | −0.10 (0.74) | −0.03 (0.74) | – |
n (%) | ||||
Sex | ||||
Male | 523 (43.0) | 448 (42.4) | 75 (47.5) | – |
Female | 692 (57.0) | 609 (57.6) | 83 (52.2) | |
CRF | ||||
Healthy | 526 (43.3) | 449 (42.5) | 77 (48.7) | – |
Risk | 689 (56.7) | 608 (57.5) | 81 (48.7) | |
Skin color | ||||
White | 921 (75.8) | 802 (75.9) | 119 (75.3) | – |
Black | 96 (7.9) | 87 (8.2) | 9 (5.7) | |
Mixed race-Brown/mulatto | 178 (14.7) | 150 (14.2) | 28 (17.7) | |
Others races (indigenous/yellow) | 20 (1.6) | 18 (1.7) | 2 (1.3) | |
Maturational stage | ||||
Pre-pubertal | 260 (21.4) | 233 (22.0) | 27 (17.1) | – |
Initial development | 299 (24.6) | 254 (24.0) | 45 (28.5) | |
Continuous maturation (stage III and IV) | 549 (45.2) | 479 (45.3) | 70 (44.4) | |
Maturated | 107 (8.8) | 91 (8.6) | 16 (10.1) | |