Table 2.

Details of sampling for focus group discussions and key informant interviews at woreda and kebele level per region

Region	SNNPR	Oromia	Tigray	Amhara
Focus group discussions
Participant mothers1 (no. of groups [n, age range])	2 (12, 19–45)	2 (20, 18–38)	2 (15, 20–37)	2 (10, 22–38)
Non‐participant mothers2 (no. of groups [n, age range])	2 (10, 15–35)	2 (21, 18–40)	2 (15, 20–47)	1 (3, 20–28)
Fathers3 (no. of groups [n, age range])	2 (11, 24–50)	2 (16, 18–75)	2 (17, 32–65)	2 (11, 20–45)
Health Development Army (no. of groups [n, age range])	2 (17, 19–40)	2 (11, 22–55)	2 (11, 20–45)	2 (10, 20–60)
Total (no. of groups [n])	8 (50)	8 (68)	8 (58)	7 (34)
Key informant interviews
Kebele managers/ administrators (n)	2	2	2	2
Development agents (n)	2	2	2	2
Health extension workers (n)	2	2	2	2
Regional NGO coordinator (n)	—	—	—	1
Junior nutrition officer/NGO coordinator (n)	2	1	1	—
Women's group leader (n)	2	2	2	2
Health extension worker supervisor/woreda nutrition officer (n)	2	2	2	2
Woreda maternal child health staff (n)	—	—	1	—
Total KII (n)	12	11	12	11

Note. SNNPR = Southern Nations Nationalities and Peoples' Regions; KII = key informant interview; NGO = non‐governmental organizations.

¹ Participant mothers are caregivers who participated at least once in the bartering scheme.

² Non‐participant mothers never participated in the bartering scheme.

³ Fathers include husbands of participating and non‐participating mothers.