Hospital separations for injury due to unintentional fall [¹], British Columbia, 1991–2010 [²], by calendar year and demographic category.

<p>Notes:</p><p>1. "Injury due to unintentional fall" defined as Most Responsible Diagnosis in the range ICD9:800–999 or ICD10:S00-T98, and supplemental diagnosis in the range ICD9:E880-E888 or ICD10:W00-W19.</p><p>2. Separations occurring during the observation period 1991-Apr-01 to 2010-Mar-31.</p><p>3. Person-years is the annual population count times the fraction of the year included in the observation period.</p><p>4. Observed number of hospital separations (acute or rehabilitation care).</p><p>5. Expected number, indirectly standardized, based on age, gender and HSDA-specific rates in the total population of BC during the entire observation period.</p><p>6. Crude Rate per 10,000 person-years.</p><p>7. Standardized Relative Risk (compared to the total population of BC during the same observation period) = Observed/Expected.</p><p>Hospital separations for injury due to unintentional fall [^{<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0121694#t005fn002" target="_blank">1</a>}], British Columbia, 1991–2010 [^{<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0121694#t005fn003" target="_blank">2</a>}], by calendar year and demographic category.