Table 2 Dyadic multilevel model predicting mothers’ and children’s prompt matched MVPA (N of dyads = 185; N of observations = 9315)

 Mother – intercept

 Child - intercept

 Mother - EMA response time

 Child - EMA response time

 Child - male (vs female)

 Mother - age at each wave

 Child - age at each wave

 Mother - baseline age

 Child - baseline age

 Mother - Hispanic (vs non-Hispanic)

 Child - Hispanic (vs non-Hispanic)

 Child - mean BMI

 Mother - EMA prompt time difference

 Child - EMA prompt time difference

 Mother - weekend (vs weekday)

 Child - weekend (vs weekday)

  Mother - within-subject positive affect

  Mother - between-subject positive affect

  Child - within-subject positive affect

  Child - between-subject positive affect

  Mother - within-subject negative affect

  Mother - between-subject negative affect

  Child - within-subject negative affect

  Child - between-subject negative affect

  Child - within-subject positive affect on mother

  Child - between-subject positive affect on mother

  Mother - within-subject positive affect on child

  Mother - between-subject positive affect on child

  Child - within-subject negative affect on mother

  Child - between-subject negative affect on mother

  Mother - within-subject negative affect on child

  Mother - between-subject negative affect on child

 Mother - intercept standard deviation

 Child - intercept standard deviation

 Correlation between random intercepts

 Mother - residual standard deviation

 Child - residual standard deviation

 Correlation between residuals