Table 3.

Non nutritive sweetener intake by sociodemographic variables in 250 schoolchildren aged 6 to 12 years living in the city of Santiago within the Metropolitan Region of Chile.

NNS Intake (mg/kg·Day) Median (Interquartile Range)	Sucralose	Acesulfame-K	Stevia (mg Steviol eq.)	Aspartame
By sex:
Girls	1.16 (0.66–2.17)	0.88 (0.40–2.17)	0.28 (0.04–0.54)	1.43 (0.44–3.70)
Boys	1.46 (0.68–2.38)	0.88 (0.17–2.04)	0.21 (0.04–0.42)	1.28 (0.12–3.22)
p-value	0.423	0.226	0.190	0.134
By type of educational system:
Private	1.25 (0.55–2.20)	0.72 (0.22–1.92)	0.30 (0.07–0.58)	1.14 (0.24–3.17)
Public	1.36 (0.80–2.38)	0.99 (0.28–2.18)	0.20 (0.04–0.39)	1.56 (0.26–4.20)
p-value	0.285	0.313	0.029	0.177
By age group:
6-9 years old	1.69 (0.89–2.38)	0.98 (0.33–2.34)	0.31 (0.10–0.57)	1.74 (0.34–4.41)
10-12 years old	0.97 (0.35–1.66)	0.72 (0.17–1.60)	0.13 (0.02–0.31)	0.93 (0.23–2.51)
p-value	<0.001	0.036	<0.001	0.012
By nutritional status:
Under and normal weight	1.37 (0.71–2.36)	0.72 (0.17–2.07)	0.28 (0.04–0.49)	1.30 (0.18–3.39)
Overweight and obesity	1.20 (0.61–2.31)	1.07 (0.40–2.11)	0.19 (0.04–0.39)	1.61 (0.41–3.63)
p-value	0.380	0.211	0.250	0.221

Univariate analysis. Non-parametric Kruskal–Wallis test was used to evaluate significant differences associated with demographics and nutritional status. Bold p values indicate a statistically significant difference between subgroups.