Table 4 Summary of round-one e-Delphi consensus votes to ascertain the value of constructs and lifestyle covariates

Screening Constructs

Anthropometric

88 (n = 15)

2

6

0

Demographic

Items within these constructs were reviewed separately by experts to refine the screening questions to be included.

Teacher characteristics

Additional FN education

School characteristics

79 (n = 11)

3

9

0

FN Constructs

General health status and perceptions

100 (n = 22)

0

0

1

Perception of diet quality importance to health

95 (n = 20)

1

0

2

General food behaviours

95 (n = 20)

1

2

0

Weight perceptions, attitudes, and practices

86 (n = 18)

3

1

1

Eating and food behaviour at school

91 (n = 20)

2

1

0

School food preparation resources

95 (n = 19)

1

3

0

Meal sharing practices

95 (n = 19)

1

3

0

Home food preparation responsibilities

100 (n = 22)

0

1

0

Cooking attitudes and practices

100 (n = 21)

0

1

1

Cooking attitude and self-efficacy

95 (n = 19)

1

1

2

Food skills frequency/confidence

95(n = 19)

1

2

1

Perceptions of healthy eating support

95 (n = 18)

1

3

1

Eating social norms at school

94 (n = 16)

1

2

4

Dietary assessment (FAVVA Index)

80 (n = 16)

4

2

1

Resilience and resistance eating practices

94 (n = 15)

1

4

3

Teacher FN role and perception of confidence

95 (n = 19)

1

1

2

Wellbeing Constructs

Personal wellbeing

85 (n = 17)

3

3

0

Individual quality of life

80 (n = 16)

4

3

0

School morale and teacher productivity

89 (n = 17)

2

4

0

Teacher work-related wellness

94 (n = 16)

1

4

2

Teacher work-related burnout

81 (n = 13)

3

3

4

Teacher work-related stress and coping

82 (n = 14)

3

3

3

Lifestyle Covariates

Physical activity

91 (n = 20)

2

1

0

Sedentary behaviour

86 (n = 19)

3

1

0

Sleep

83 (n = 19)

4

0

0

Smoking and tobacco use

91 (n = 20)

2

0

1

Alcohol intake

100 (n = 22)

0

1

0

Food security

90 (n = 19)

2

2

0