Table 3. Results of multilevel growth curve models for each coordination measurea
Individual coordination measuresCoordination compositeb
Appointments starting on timeTimely recall schedulingED utilisationElectronic patient portal enrollment
b (SE)Pb (SE)Pb (SE)Pb (SE)Pb (SE)P
Main-effects model
 Time0.60 (0.30)0.040.16 (0.71)0.820.07 (0.08)0.370.01 (0.05)0.880.01 (0.003)0.07
 Study arm-1.95 (1.29)0.17-1.71 (2.88)0.57-0.21 (0.16)0.230.23 (0.08)0.03-0.02 (0.02)0.33
Interaction model
 Time0.55 (0.48)0.260.14 (1.18)0.910.09 (0.12)0.47-0.04 (0.09)0.600.003 (0.004)0.49
 Study arm-1.97 (1.33)0.18-1.72 (3.30)0.62-0.18 (0.21)0.430.14 (0.14)0.34-0.02 (0.02)0.27
 Time x study arm interaction0.08 (0.66)0.900.02 (1.59)0.99-0.04 (0.17)0.830.09 (0.11)0.410.004 (0.01)0.52
  • aAll models control for multiple team membership and respective baseline of the coordination measure.bCombination of the four indicators (appointments starting on time, timely recall scheduling, ED utilisation, and electronic patient portal enrolment). ED = emergency department