Table 1 Process evaluation plan

Implementation fidelity

Workshop training

Implementation of workshop facilitator training session (yes/no)

Site communication

Workshop implementation

Implementation of stations 1–8 (yes/no)

Site completed standardized form

OWG leader training

Attendance of OWG leaders at training session

Communication from site coordinators or leaders

OWG implementation

Implementation of 2 walk sessions per week for 10 weeks

OWG leaders completed standardized forms

Implementation of 5 components per session (warm-up, walk one, walking activity, walk two, and cool-down) twice each week as described in OWG Facilitator Guide

OWG leaders completed standardized forms and reflective notes

Level of outdoor walking activity achieved during OWG

Accelerometer and GPS data collected during walking sessions in weeks 3 and 9

Use of Nordic poles during session 5 as per protocol

OWG leaders completed standardized forms

WR implementation

Implementation of 10 weekly telephone or e-mail reminders

Sites completed standardized form

Participant engagement

Engagement with workshop

Participant attendance

Sites completed standardized form

Participant completion of workshop stations 1–8

Sites completed standardized form

Engagement with OWGs

Participant attendance

OWG leaders completed standardized forms

Accompanied by a non-participant each session

OWG leaders completed standardized forms