City of study | Perth | Melbourne | Melbourne |
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Timing of survey | 1989 | July–October, 1995 | June, 2000 |
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Sampling of venues | Not known (n=3) | Randomly selected venues from Eastern metropolitan Melbourne (n=7) | Randomly selected venues from Eastern metropolitan Melbourne (n=3) |
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Selection of players | Distribution by hand to players on 1 particular night | 350 questionnaires left at reception desk for players to pick up | All adult squash players presenting at randomly selected sessions over a 3 week period |
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Type of players surveyed | Pennant squash players | All squash players attending one of the venues | All adult squash players |
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Number of survey respondents | 165 | 197 | 303 |
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Response rate | 99% of players approached | 56% of distributed questionnaires | 98% of players approached |
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Age | Not reported | 40% aged 24–44 years, 15% aged 15–22 years | Mean 41 years. Adults only |
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Sex | 53% male | 65% male | 66% male |
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Eyewear use question | Protective eyewear use questions not stated | “Do you wear protective eyewear?” Type of protective eyewear worn | “Do you wear protective eyewear?” Type of protective eyewear worn |