QT Cohort vs. CS Cohort | SW Cohort vs. CS Cohort | |||||
---|---|---|---|---|---|---|
Estimate | SE | p-value | Estimate | SE | p-value | |
Cohort (reference = CS) | 0.49 | 0.03 | < 0.001 | 0.48 | 0.11 | < 0.001 |
Time (reference = pre-index period) | -0.07 | 0.02 | 0.001 | -0.07 | 0.02 | 0.001 |
Cohort X Time | -0.05 | 0.03 | 0.09 | 0.05 | 0.25 | 0.83 |
Estimated differences in changes of costs associated with changes in smoking behavior | ||||||
Cohort (reference = CS) | -$2,070 (-$4,481, $340) | 1230 | 0.09 | $2,065 (-$17,606, $21,737) | 10,036 | 0.83 |