Variable names Definitions
yt Aggregated outcome variable (appropriately drug use in treatment of malaria, diarrhoea and pneumonia symptoms)
βo Intercept which represents the starting level of the outcome variables (appropriately drug use in treatment of pneumonia symptoms, malaria and diarrhoea)
Tt Equally spaced time points in months
Xt Indicator variable representing pre-peer supervision period-0, otherwise 1
Z Indicator variable representing intervention and comparison groups (Luuka-1,Buyende -0)
XtTt,ZTt,ZXt and ZXtTt Interaction terms
β1 Slope or trajectory of the outcome variable (appropriately drug use) until the introduction of peer supervision.
β2 Change in the level of appropriately drug use that occurs in the period immediately following the introduction of peer supervision.
β3 Difference between pre-peer supervision and post-peer supervision slopes of the Outcome
β4 Difference in the level between intervention and comparison prior to peer supervision
β5 Difference in the slope between intervention and comparison prior to peer supervision
β6 Difference in level between intervention and comparison in the period immediately following introduction of peer supervision
β7 Difference between intervention and comparison in the slope after initiation of peer supervision compared with before peer supervision being introduced.
εt Error term at time t representing unexplained random variability in the model