Table 4b

Summary information on specific symptoms assessed according to the PCSS SCAT3 (0–22 items)[i]

ParameterLovell et al 44
Number of athletes2 (%)
Gardner et al 53
Number of athletes (%)
Total
number of athletes (%)
Total524698
Alertness/Attention
 Difficulty remembering36 (69.2)11 (23.9)47 (48.0)
 Difficulty concentrating43 (82.7)17 (37.0)60 (61.2)
 Feeling slowed down41 (78.8)17 (37.0)58 (59.2)
Consciousness/Awareness
 ConfusionNANANA
 Fatigue or low energy40 (76.9)22 (47.8)62 (63.3)
 Drowsiness38 (73.1)20 (43.5)58 (59.2)
 Trouble falling asleep23 (44.2)9 (19.6)32 (32.7)
 ‘Don’t feel right’NANANA
Dizziness and balance
 Dizziness41 (78.8)17 (37.0)58 (59.2)
 Feeling like ‘in a fog’39 (75.0)14 (30.4)53 (54.1)
 Balance problems29 (55.8)11 (23.9)40 (40.8)
Emotion
 Irritability20 (38.4)9 (19.6)29 (29.6)
 Nervous16 (30.8)2 (4.3)18 (18.4)
 More emotional10 (19.2)5 (10.9)15 (15.3)
 Sadness10 (19.2)3 (6.5)13 (13.3)
Headache/Migraine
 Headache46 (88.5)42 (91.3)88 (89.8)
 Nausea or vomiting46 (88.5)8 (17.4)54 (55.1)
 Sensitivity to light30 (57.7)9 (19.6)39 (39.8)
 Sensitivity to noiseNA4 (8.7)4 (4.1)
 ‘Pressure in Head’NANA
 Neck painNANA
Vision
 Blurred vision17 (32.7)8 (17.4)25 (25.5)
  • *Symptoms were transferred in the symptom list of SCAT3.

  • †Athletes could report one or more symptoms.

  • NA, not available; PCSS, Post-Concussion Symptom Scale; SCAT3, Sport Concussion Assessment Tool 3rd edition.