- id
Subject identifier (integer).
- dp
Decision point index, strictly increasing within subject (integer).
- I
Availability indicator at time dp (0/1).
- A
Treatment at time dp (0/1).
- M
Mediator at time dp (numeric; could be binary or continuous).
- X
Time-varying covariate at time dp (numeric).
- A_prev
Lagged treatment at time dp-1 (0/1).
- M_prev
Lagged mediator at time dp-1 (numeric).
- X_prev
Lagged covariate at time dp-1 (numeric).
- I_prev
Lagged availability at time dp-1 (0/1).
- p_A
Randomization probability for A at time dp (numeric in (0,1)).
- p_I
Availability probability for I at time dp (numeric in (0,1)).
- mu_M
Conditional mean of M given history (numeric; from DGM).
- mu_X
Conditional mean of X given history (numeric; from DGM).
- mu_Y
Conditional mean component for distal outcome Y (numeric; from DGM).
- Y
Distal outcome, constant within subject (numeric).