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Table 1 Primary and secondary outcome measures

From: Effects of a free school breakfast programme on school attendance, achievement, psychosocial function, and nutrition: a stepped wedge cluster randomised trial

Outcome

Instrument/Method

Collected from

Attendance

Recorded school attendance

Schools

Academic achievement

Literacy and numeracy

Schools

Self-reported grades

Study questionnaire [24]

Students

Sense of belonging

PISA 2000 Sense of Engagement Scale [25]

Students (Year 4 and above)

Psychosocial function

Strengths and Difficulties Questionnaire [26, 27]

Teachers

Hunger

"Freddy" [28]

Students

Dietary habits

Dietary Habits Questionnaire (breakfast only) [29, 2]

Parents

Food security

CCHIP scale [30, 31]

Parents