TABLE 2

Time to Resolution of Individual Post-Concussive Symptoms

% Reporting Symptom at Presentation% Developing Symptom After Initial Assessment% With Symptoms on Day 7 (N = 234)a% With Symptoms on Day 28 (N = 218)a% With Symptoms on Day 90 (N = 207)aMedian Days of Symptom (95% CI)
All symptomsn/an/a77321513 (11–15)
Physical symptoms
 Blurry vision325.431.661.411 (9–13)
 Dizziness61.36.85314.23.910 (8–12)
 Double vision13.22.112.81.80.510 (9–11)
 Fatigue64.215.459.821.63.413 (11–15)
 Headache85.13.869.224.85.212 (10–14)
 Light sensitivity42.510.74413.81.913 (10–16)
 Nausea41.63.937.28.72.49 (8–10)
 Noise sensitivity40.41443.212.41.911 (10–12)
 Sleep disturbance11.621.624.810.1116 (10–22)
Cognitive symptoms
 Forgetfulness42.115.84414.1.911 (8–14)
 Poor concentration52.413.156.8173.414 (12–16)
 Taking longer to think57.811.154.318.34.313 (10–16)
Emotional symptoms
 Depression22.98.625.68.31.49 (7–11)
 Frustration27.717.437.614.71.414 (8–20)
 Irritability25.514.530.314.21.916 (9–23)
 Restlessness24.614.131.610.61.412 (9–15)
  • CI, 95% confidence interval; n/a, not applicable.

  • a Number of patients in the study minus patients censored before given time interval.