Implementation of strategies to increase adolescents’ access to fruit and vegetables at school: process evaluation findings from the Boost study

Table 3 Stability in teachers’ implementation over time at each school

School	Fidelity: fresh FV midway - 1. Fu	Fidelity: FV appearance midway - 1. fu	Fidelity/dose delivered: FV cut up midway - 1. fu	Dose delivered: FV everyday midway - 1. fu	Dose delivered: stable delivery		Dose received: enough FV midway - 1. fu
School	Fidelity: fresh FV midway - 1. Fu	Fidelity: FV appearance midway - 1. fu	Fidelity/dose delivered: FV cut up midway - 1. fu	Dose delivered: FV everyday midway - 1. fu	September -January	January - June	Dose received: enough FV midway - 1. fu
1	SH	SH	I	D	SH	SH	SL
2	SH	D	SH	D	SL	.	D
3	I	SL	SL	D	.	.	D
4	I	SH	I	SL	SH	SH	SH
5	SH	SH	I	SH	SH	SH	SL
6	I	I	SL	SH	SH	SH	I
7	SH	D	D	SH	I	.	SL
8	.	.	SL	.	I	.	.
9	.	.	.	.	I	.	.
10	.	.	SL	.	.	.	.
11	SH	SH	SL	SH	SL	SL	SH
12	SL	SL	SH	SL	I	.	SL
13	SH	SH	SL	SL	SH	SH	SH
14	SH	SH	SH	SH	SH	SH	SL
15	SL	SL	SL	D	I	D	SL
16	SH	SH	D	D	SH	D	I
17	I	I	I	D	I	D	SL
18	I	I	I	SH	I	D	SL
19	SH	SH	SH	SL	.	.	SH
20	SH	SH	SH	D	I	SH	SL
ᅟ	ᅟ	ᅟ	ᅟ	ᅟ	ᅟ	ᅟ	ᅟ
I: Increase	5	3	5	0	8	0	2
SH: Stable high	10	9	5	6	7	7	4
SL: Stable low	2	3	7	4	2	1	9
D: Decrease	0	2	2	7	0	4	2

ISSN: 1471-2458