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. 2022 May 12;11:e35. doi: 10.1017/jns.2022.31

Table 6.

Estimated impacts of plate waste in school lunch programme

Impacts Kindergarten (531 students) Elementary school (239 students)
Capitaa School dayb School yearc Capitaa School dayb School yearc
Quantity loss (g) 71⋅4 ± 21⋅9 37⋅9 × 103 7582 × 103 31⋅8 ± 10⋅0 7⋅6 × 103 1520 × 103
Caloric loss (kcal) 146⋅2 ± 45⋅5 77 632⋅2 15 526 440 124⋅7 ± 25⋅5 29 803.3 5 960 660
Financial loss (Thai baht) 4⋅8 ± 1⋅3 2548⋅8 509 760 1⋅9 ± 0⋅4 454⋅1 90 820
a

Means ± standard deviations of 5 aggregate samples of 108 portions for kindergarten or 48 portions for elementary school.

b

Calculated by multiplying per capita values with the number of students.

c

Calculated by multiplying per school day values with the number of school day in a school year (200).