Table 4 Concussion incidence rates by season and by year
Season/School year | Number of concussions | Concussions/1000 enrolled HS students 95% confidence intervals |
|---|---|---|
Fall 2015 | 86 | 6.5 (5.12,7.87) |
Winter 2015–2016 | 7 | 0.5 (0.14, 0.92) |
Spring 2016 | 22 | 1.7 (0.97, 2.36) |
Total in 2015–2016 school year | 115 | 8.7 (7.10, 10.27) |
Fall 2016 | 56 | 5.5 (4.06, 6.93) |
Winter 2016–2017 | 15 | 1.5 (0.73, 2.22) |
Spring 2017 | 22 | 2.2 (1.26, 3.06) |
Total in 2016–2017 school year | 93 | 9.1 (7.27, 10.98) |
Fall 2017 | 76 | 5.2 (4.01, 6.34) |
Winter 2017–2018 | 9 | 0.6 (0.21, 1.01) |
Spring 2018 | 7 | 0.5 (0.12, 0.83) |
Total in 2017–2018 school year | 92 | 6.3 (4.99, 7.55) |