Sefton Priestley

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Level of ability within rock climbing is generally expressed in terms of a "best ascent", rated using various grading systems within the sport. The most common method of obtaining this information is via self-report. The aim of this study was to examine the validity of self-reported climbing grades. Twenty-nine competitive rock climbers (17 males, 12(More)
AIM The popularity of rock climbing has resulted in a growing research base for the sport. However, at present there is a lack of sport-specific measures of performance in the field. The aim of this study was to examine the use of the powerslap test as a sport specific power measure. METHODS The participants in this study were categorised into four(More)
OBJECTIVE It has been a long held belief that increased contraceptive use is primarily responsible for lowered fertility in Jamaica since the 1970s. However, historically, subfecundity has played a major role in suppressing fertility rates. In order to reveal the prevalence and trend in fertility impairment, a study was conducted using data from the 1989,(More)
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