ACTRN012606000023550.

Study name	Healthy Steps: A trial of pedometer‐based Green Prescription to improve physical activity, health‐related quality of life, and health and physical functioning in low‐active older adults
Methods	RCT
Participants	Target sample size: 350 Inclusion criteria: aged ≥ 65; < 50 min of moderate physical activity over at least 5 days in a week; living in Auckland for next 12 months; sufficient understanding of English to permit physician and telephone counselling. Exclusion criteria: walking contraindicated due to health problem; visually impaired, i.e. unable to read step counts on a pedometer
Interventions	Intervention: pedometer‐based New Zealand Green Prescription (primary care physician counselling and telephone counselling using motivational interviewing and cognitive behavioural techniques incorporating step‐based physical activity goals for 3 months) Control intervention: conventional time‐based Green Prescription (as above, but incorporating conventional time‐based physical activity goals for 3 months)
Outcomes	Falls and injuries are secondary outcomes Cost‐effectiveness analysis
Starting date	1 March 2006
Contact information	Prof G Kolt School of Biomedical and Health Sciences University of Western Sydney Locked Bag 1797, Penrith South DC NSW 1797 Email: g.kolt@uws.edu.au
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