Table 2 Study outcomes and measures
Post allocation | |||||
|---|---|---|---|---|---|
Week 1–4 | Week 18–22 | Week 30–38 | |||
Outcomes | Concept | Measures | Baseline | Post | Follow up |
Child cognitive development (primary outcome) | Language | ||||
Expressive | EYT (expressive vocabulary) | X | X | X | |
Parent report: CDI | X | X | X | ||
Receptive | Pre-school CELF-2 | X | |||
Parent report: CDI | X | X | X | ||
Attention | |||||
EYT (Go No Go) | X | X | X | ||
ECVT | X | X | X | ||
Observation: 3 toys task | X | X | X | ||
Parent report: SDQ and CSBQ | X | X | X | ||
Executive function | |||||
Non-verbal reasoning | WPPSI block design | X | X | ||
Task shifting | EYT (card sort) | X | |||
Phonological working memory | Digit span | X | X | ||
Following instructions | X | X | |||
Persistence and strategies | Observation: Lab-TAB | X | X | ||
Inhibition | EYT (Go No Go) | X | X | X | |
Self- regulation | Parent report: CSBQ | X | X | X | |
Child social development (secondary outcome) | Theory of mind and emotional understanding | Observation: ToM package | X | X | X |
Empathy | Observation: help task | X | X | X | |
Altruism | Observation: token sharing | X | |||
Pro-social behaviour | Parent report: SDQ | X | X | X | |
Child behavioural problems (secondary outcome) | Observation: don't touch task | X | X | X | |
Parental report: SDQ | X | X | X | ||
Child emotion regulation (secondary outcome) | Observation: Lab-TAB | X | X | ||
Parent report: CSBQ | X | X | X | ||
Parental sensitivity and reciprocity (secondary outcome) | Observation: book-sharing | X | X | ||
Parental cognitive scaffolding (secondary outcome) | Observation: book-sharing and puzzle task | X | X | ||
Parental mental state talk (secondary outcome) | Book-sharing | X | X | ||
Parental behavioural management strategies | Observation: don't touch task | X | X | X | |
Parent report: Discipline Scale | X | X | X | ||
Parental stress and mood | Parent report: PSI | X | X | X | |
Parent report: HADS | X | X | X | ||