Table 2 Concussion symptoms presented as median (± SD).

From: Nocturnal autonomic activity in athletes with regular versus prolonged return to sport after sport-related concussion

 

Controls

(n = 17)

rRTS athletes

(n = 10)

pRTS athletes

(n = 7)

Symptom number

1.00 (± 4.43)

6.50* (± 5.24)

12.00* (± 4.23)

Symptom severity

1.00 (± 6.39)

11.50* (± 15.02)

28.00* (± 15.10)

Headache

0.00 (± 0.49)

1.50* (± 1.43)

3.00* (± 1.98)

Pressure in head

0.00 (± 0.53)

1.50* (± 1.25)

3.00* (± 1.62)

Neck pain

0.00 (± 0.39)

1.50 (± 1.71)

1.00 (± 1.13)

Dizziness

0.00 (± 0.49)

0.00 (± 0.70)

1.00* (± 1.07)

Balance problems

0.00 (± 0.00)

0.00 (± 0.97)

0.00* (± 1.22)

Feeling slowed down

0.00 (± 0.24)

0.00 (± 1.41)

1.00* (± 1.70)

Don’t feel right

0.00 (± 0.24)

1.00* (± 1.27)

3.00* (± 2.14)

Difficulty concentrating

0.00 (± 0.24)

1.00* (± 1.65)

3.00* (± 1.00)

Difficulty remembering

0.00 (± 0.53)

0.50 (± 1.25)

1.00 (± 1.38)

Fatigue or low energy

0.00 (± 0.72)

2.00* (± 1.63)

3.00* (± 1.86)

Drowsiness

0.00 (± 0.56)

1.50* (± 1.84)

0.00 (± 0.98)

  1. RTS = return to sport; rRTS = regular RTS; pRTS = prolonged RTS; * p < 0.05 different to controls (Kruskal-Wallis-test with post hoc test).
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