Table 3 Process measures

Reach

The degree of participation

Eligible participants that were 1) interested in participation and 2) were included and randomized to the intervention or usual care control group^a as a percentage of the target population. The estimation of the target population is based on the number of eligible patients that had a consult with their orthopaedic surgeon in the participating centres during the inclusion period

Dose delivered

The proportion of the intervention that was delivered to the patients

The percentage of patients in the intervention group who received log-in details for the ikHerstel app^a

The percentage of patients in the intervention group that were invited to make a goal attainment scaling goal before surgery^a

The percentage of patients in the intervention group who got referred to a case-manager^a

Dose received

The “exposure” and usage of the intervention components

The percentage of patients in the intervention group that

-made a personal recovery plan^b

-logged in to the ikHerstel app^b

-completed a recovery monitor^b

-connected their activity tracker to the app^b

The percentage of patients in the intervention group that made a work-related goal attainment scaling goal before surgery^a,b

The percentage of patients in the intervention group that had an appointment with their case-manager before surgery^a,b

Patient attitudes

Patient satisfaction and barriers for the usage of the intervention

-The mean score that patients rated the ikHerstel app on a 1 – 10 scale^c,d

-Tabulation of reasons for using and/or not using the ikHerstel app^c,d

The mean score that patients rated their satisfaction about goal attainment scaling on a scale of 1 – 10^c

The mean score that patients rated their satisfaction about the appointment with their case-manager on a scale of 1 – 10^c