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Table 1 Study Sample Size and Sampling Method

From: Adolescent/Youth Reproductive Mobile Access and Delivery Initiative for Love and Life Outcomes (ARMADILLO) Study: formative protocol for mHealth platform development and piloting

Phase 1

Method

Participant

Focus Group Discussions (3)

Younger female youth (age determined by site, 15 years-old minimum)

Focus Group Discussions (3)

Younger male youth (age determined by site, 15 years-old minimum)

Focus Group Discussions (3)

Older female youth (age determined by site, 24 years-old maximum)

Focus Group Discussions (3)

Older male youth (age determined by site, 24 years-old maximum)

Focus Group Discussions (2)

Parents/caregivers and healthcare providers of young people (aged 10-24)

Phase 2

Method

Participant

Pre-post survey

In-Depth Interviews(10)

Younger female youth (age determined by site, 15 years-old minimum)

Pre-post survey

In-Depth Interviews(10)

Younger male youth (age determined by site, 15 years-old minimum)

Pre-post survey

In-Depth Interviews(10)

Older female youth (age determined by site, 24 years-old maximum)

Pre-post survey

In-Depth Interviews(10)

Older male youth (age determined by site, 24 years-old maximum)