Table 1.

Intervention and control characteristics.

	Intervention (novel booklet)	Control (PSNZ Fact Card)
Topics covered	1. Understand knee OA • Explains knee OA and pain from biopsychosocial perspective • Explains the ability to positively influence symptoms • Addresses common questions/concerns • Reframes myths about OA 2. Live well with knee OA • Encourages and provides tips for movement and safely increasing physical activity levels • Discusses eating, drinking and sleeping for health 3. Support for knee OA • Discusses other management options including medication, natural remedies, joint replacement • Directs toward support from different clinical disciplines, national and community organisations, and online resources	1. Gives a biomechanical explanation • OA is breakdown of cartilage and failure of tendons and ligaments caused by wear and tear on the joints 2.Lists symptoms 3. Advises about treatment options for arthritis, including medicines, alternative treatments, and self-care • Self-care recommendations include exercise and weight loss, rest and protecting the joints 4.Provides Arthritis New Zealand contact details for support
Website	http://www.freefromkneepain.org	No supporting information
Resource URL	http://www.freefromkneepain.org/resources/print	Not available online

Abbreviations: PSNZ, Pharmaceutical Society of New Zealand; OA, osteoarthritis.