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. 2022 Nov 29;12:20562. doi: 10.1038/s41598-022-24958-0

Table 2.

Prenatal, postnatal, and current nutritional status by group and sex.

Nutritional indicators Males Females
High SA Group
(n = 42)
Low SA Group
(n = 16)
p-value High SA Group
(n = 21)
Low SA Group
(n = 23)
p-value
Prenatal nutritional background
Birth weight (g) 3559 ± 591 2987 ± 717 .0135* 3236 ± 441 3399 ± 557 .3577
Birth height (cm) 50.8 ± 2.8 48.3 ± 3.1 .0175* 49.8 ± 2.8 49.6 ± 1.8 .8470
Postnatal nutritional background
Z-HC 0.80 ± 1.03 0.44 ± 1.13 .2491 0.16 ± 1.03 - 0.63 ± 1.09 .0182*
Current nutritional status
BMI 23.4 ± 3.2 25.3 ± 5.3 .0991 24.0 ± 3.5 25.7 ± 5.1 .2206

Results are expressed as mean ± SD. Means were compared by Bonferroni's test. SA: scholastic achievement; PSU: University Selection Test; High SA Group: High PSU scores (> 620, > p75); Low SA Group: Low PSU scores (< 450, < p25). Z-HC, head circumference-for-age Z-score; BMI: body mass index. p < .05 *; < .01**; < .001 ***