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Well-designed public open space (POS) that encourages physical activity is a community asset that could potentially contribute to the health of local residents.

In 1995–1996, two studies were conducted—an environmental audit of POS over 2 acres (n =516) within a 408-km² area of metropolitan Perth, Western Australia; and personal interviews with 1803 adults (aged 18 to 59 years) (52.9% response rate). The association between access to POS and physical activity was examined using three accessibility models that progressively adjusted for distance to POS, and its attractiveness and size. In 2002, an observational study examined the influence of attractiveness on the use of POS by observing users of three pairs of high- and low-quality (based on attractiveness) POS matched for size and location.

Overall, 28.8% of respondents reported using POS for physical activity. The …