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Table 3 Effect of COACH program on unplanned rehospitalisations (n = 341 before and n = 365 after)

From: The effect of a pharmaceutical transitional care program on rehospitalisations in internal medicine patients: an interrupted-time-series study

ITS unplanned rehospitalisation

Unadjusted

Adjusteda

β0, usual care level of the outcome (95% CI)

34.0 (20.2; 47.9)

11.3 (− 28.7; 51.2)

β1, baseline trend (95% CI)

-1.7 (− 4.8; 1.4)

−2.1 (− 5.2; 1.1)

β2, change in outcome immediately after the

intervention (95% CI)

8.5 (−8.4; 25.5)

12.7 (−7.3; 32.7)

β3, change in the slope from before to after the intervention(95% CI)

2.3 (−1.7; 6.3)

−0.2 (−4.9; 4.6)

  1. ITS interrupted time series analysis. β values were calculated using segmented regression analysis
  2. aAdjusted for baseline differences: help with medication use, all hospital contacts in the last 6 months, mean Charlson score