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Table 5 Intervention effects on clinical and dietary outcomes using available case analyses

From: School-based gardening, cooking and nutrition intervention increased vegetable intake but did not reduce BMI: Texas sprouts - a cluster randomized controlled trial

Outcomesa   Intervention
(m = 8 schools)
Control
(m = 8 schools)
Intervention Effect
P-value
  Pre Change   Pre Change
Total n n Mean (SE) Mean (SE) n Mean (SE) Mean (SE)
Height (cm) 2849 1274 138.20(0.64) 4.11(0.11) 1575 137.46(0.59) 3.71(0.11) 0.07
Weight (kg) 2845 1272 38.85(0.91) 3.03(0.22) 1573 38.61(0.84) 2.84(0.17) 0.32
BMI (kg/m2) 2844 1272 20.03(0.35) −0.33(0.09) 1572 20.08(0.31) −0.36(0.07) 0.84
BMI z-score 2844 1272 0.77(0.09) 0.05(0.03) 1572 0.81(0.08) 0.03(0.02) 0.42
BMI Percentile 2844 1272 70.01(2.18) 1.13(0.68) 1572 71.04(1.99) 0.58(0.63) 0.42
Waist Circumference (cm) 2840 1271 71.28(0.95) 1.13(0.31) 1569 70.65(0.86) 1.54(0.26) 0.30
Body Fat (%) 2843 1271 25.86(0.68) −0.35(0.22) 1572 26.09(0.61) −0.49(0.19) 0.47
Systolic BP (Hg/mm) 2840 1274 104.12(0.91) −0.30(0.91) 1566 102.54(0.81) 0.13(0.88) 0.76
Diastolic BP (Hg/mm) 2840 1274 68.66(0.78) −1.25(0.87) 1566 66.10(0.65) 0.26(0.79) 0.25
Vegetable intake (freq/d) 2800 1249 2.76(0.22) 0.47(0.25) 1551 2.95(0.21) 0.01(0.23) 0.01
Fruit intake (freq/d) 2828 1261 1.28(0.08) 0.15(0.10) 1567 1.22(0.07) 0.11(0.09) 0.55
SSB (freq/d) 2833 1266 0.57(0.06) 0.02(0.08) 1567 0.61(0.06) 0.09(0.08) 0.26
  1. BMI body mass index; BP blood pressure; freq/d frequency per day; SSB sugar sweetened beverages
  2. aWeighted mean and standard error (SE) of each variable. Weighted refers to the total number of children within each school. Generalized weighted linear mixed models (GLMM) assessed differences between intervention and control groups