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. 2023 Mar 25;15(7):1600. doi: 10.3390/nu15071600

Table 2.

Descriptive statistics for within-person change in child nutrition outcomes at post-test for Mexican-heritage children.

Outcomes Total Group 1 Group 2 Group 3 Group 4 Group 5 p-Value
Number of children, n 55 9 10 13 12 11
Program period
Program dose, mean number of sessions (SD) 4.72 (2.15) 5.59 (0.94) 4.69 (2.19) 4.94 (2.12) 5.42 (1.69) 1.27 * (0.79) <0.001
Within-person change in instant skin carotenoid score −15.3 (6.2) 14.8 (23.8) −18.2 (23.8) −30.5 (21.6) −21.7 (20.6) -
BMI
Within-person change in BMI percentile −0.34 (0.4) 1.79 (1.74) 1.43 (1.74) −3.27 (1.57) −0.56 (1.51) -
Within-person change in BMI z-score −0.03 (0.02) 0.07 (0.07) 0.04 (0.07) −0.15 (0.06) −0.03 (0.06) -
Control period
Within-person change in instant skin carotenoid score −5.5 (4.2) 4.9 (22.6) −6 (20.6) −13.4 (20.6) −6 (21.6) - 0.695
Within-person change in BMI percentile 0.44 (0.41) 0.66 (1.65) 1.33 (1.51) −0.58 (1.51) 0.4 (1.57) - 0.787
Within-person change in BMI z-score 0.03 (0.02) 0.02 (0.07) 0.08 (0.06) −0.01 (0.06) 0.01 (0.06) - 0.561

BMI: Body Mass Index; SD Standard Deviation. Data for 55 children excluding four children with missing outcome data at all four data collection time points. This table presents changes in outcomes between the pre-test (baseline) and post-test measures for intervention groups. Promotoras completed post-test measures six weeks after baseline. p-values are for uncorrected overall p-value for analysis of variance (ANOVA) for differences in mean changes between intervention and control groups. * Statistically significant difference between group 5 and all other groups based on p-values < 0.05 for group differences generated from Tukey test to control Type 1 error rate.