Table 6 Maximum duration of symptoms
Symptom durationPercentage of concussed players
Less than 1 min10.3 (12/117)
1–5 min12.8 (15/117)
5–30 min19.7 (23/117)
30–60 min11.1 (13/117)
1–6 h14.5 (17/117)
6–24 h7.7 (9/117)
1–3 days10.3 (12/117)
3–7 days7.7 (9/117)
Longer than 1 week6.0 (7/117)
  • Duration could not be accurately determined for 16 of the 133 concussed athletes.