Table 1.

Programs descriptions.

	Program
	SIP	CTP
Design	Experimental, controlled, and random study.	Quasi-experimental and random study.
Participants	Children from 3 to 5 years from UBNa homes. City of Buenos Aires.	Children from 3 to 5 years from UBN and SBNb homes. City of Salta.
Study groups	Intervention/control.	Individual training modality/group training modality*.
Program phases	1. Cognitive assessment (Time 1)	1. Cognitive assessment (Time 1)
	2. Intervention modules implementation	2. Intervention modules implementation
	3. Cognitive assessment (Time 2)	3. Cognitive assessment (Time 2)
Intervention modules	Cognitive training; nutritional supplementation; counseling for parents; training; and counseling for teachers.	Cognitive training; nutritional supplementation (the government agency provided counseling for parents and adults working in the childcare centers).
Activities for the cognitive training module	Exercising activities (individual modality of training).	Activities with a pedagogical format (individual and group modalities of training).
Frequency of intervention	Once a week for 16 weeks in 1 year; twice a week during 16 weeks in 1 year.	Twice a week for 16 weeks in 1 year.
Total cognitive training sessions	16 or 32 sessions.	32 sessions.
Context of implementation	Kindergartens.	Childcare Centers.

^*Only 4-year-old children were randomly assigned to individual or group training modalities. For that reason, analysis were run separately for this age group (with the aim to compare training modalities) (manuscript under revision), and in the present article only 3- to 5-year-old children assigned to the group training modality were considered for the prediction analysis.

^aUBN (poverty criteria, see details in section Socioeconomic, Life, and Health Condition Measures).

^bSBN: Satisfied Basic Needs.