Table 1.

The module scores for the six parts of the neurocognitive test are provided above. The mean, standard deviation, and range over the number of participants are provided for each test part

	Concussed (N=9)			Control (N=5)
	Mean	Standard deviation	Range	Mean	Standard deviation	Range	Group difference
Word memory
Total % correct	77.1 %	15.0 %	60–97 %	95.6 %	3.5 %	89–100 %	t(12)=−2.29, p=0.04
Design memory
Total % correct	68.5 %	15.4 %	50–94 %	85.8 %	8.7 %	73–94 %	t(12)=−2.44, p=0.03
Symbol match visible
Total correct	26.6	0.7	25–27	27.0	0.0	27	t(12)=−1.23, p=0.23
Symbol match hidden
Total correct	4.0	2.5	2–9	7.1	2.5	3–9	t(12)=−2.25, p=0.04
Three letter
Average total correct	11.6	4.0	6–15	14.3	0.5	14–15	t(12)=−1.79, p=0.09
X&O’s
Total correct memory	8.3	2.7	5–12	9.1	2.1	6–12	t(12)=−0.66, p=0.52