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Sick and Tired: Understanding and Managing Sleep Difficulties in ...

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Restra<strong>in</strong>t cop<strong>in</strong>g was significantly associated with lower physical function<strong>in</strong>g. However,<br />

cop<strong>in</strong>g was not significantly associated with sleep quality.<br />

As the data was considered to be ord<strong>in</strong>al level data <strong>and</strong> because there was an<br />

<strong>in</strong>sufficient sample size to explore the large number of variables that would need to be<br />

<strong>in</strong>vestigated <strong>in</strong> multivariate stepwise regression, regression analysis was not completed<br />

(Field, 2009; Tabachnick & Fidell, 2007).<br />

67

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