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Table 1 Average monthly emergency department visits for sport-related concussions

From: The effects of a state concussion law on the frequency of sport-related concussions as seen in two emergency departments

Age group Pre CT PA 10-62 Post CT PA 10-62 Total Pre/post p value
Total Mean (±SD) 95% CI Total Mean (±SD) 95% CI Total Mean (±SD) 95% CI
Youth 195 2.0 (±2.0) 1.6 to 2.4 130 3.6 (±2.9) 2.7 to 4.6 325 2.5 (±2.4) 2.0 to 2.9 0.005
High school 238 2.5 (±1.9) 2.1 to 2.9 213 5.9 (±3.5) 4.8 to 7.1 451 3.4 (±2.9) 2.9 to 3.9 <0.000
Adult 185 1.9 (±1.7) 1.6 to 2.3 82 2.3 (±1.7) 1.7 to 2.8 267 2.0 (±1.7) 1.7 to 2.3 0.5172