TABLE 2.

Group differences in impulsivity measures.

	Closed skills sport (track-and-field)		Open skills sport (team handball)		Statistical analysis
	Amateurs n = 19	Elite athletes n = 21	Amateurs n = 27	Elite athletes n = 19	S	SPT	E	SPT x E
BIS-15
Non-planning impulsivity (5–15)	11.8 ± 1.85	12.1 ± 2.30	12.7 ± 2.35	11.2 ± 3.19	ns	ns	ns	ns
Motor impulsivity (5–15)	10.6 ± 2.57	11.9 ± 2.86	11.3 ± 2.51	11.2 ± 2.23	ns	ns	ns	ns
Attentional impulsivity (5–15)	8.74 ± 2.75	10.2 ± 2.47	10.1 ± 1.92	8.84 ± 1.83	*	ns	ns	***
Total (15–60)	31.1 ± 5.16	34.1 ± 5.54	34.1 ± 4.14	31.3 ± 5.61	ns	ns	ns	***
UPPS
Urgency (1–48)	26.4 ± 5.38	27.4 ± 4.15	28.5 ± 5.66	29.5 ± 4.01	ns	ns	ns	ns
Premeditation (1–44)	25.0 ± 4.43	26.7 ± 4.09	27.9 ± 4.45	26.4 ± 4.51	ns	ns	ns	ns
Perseverance (1–40)	20.1 ± 3.95	19.7 ± 3.96	22.0 ± 4.52	21.8 ± 4.75	ns	ns	ns	ns
Sensation seeking (1–48)	35.8 ± 5.18	38.5 ± 5.60	36.8 ± 6.34	38.6 ± 6.01	**	ns	ns	ns

S, sex; SPT, sport type; E, expertise; * p < 0.05; ** p < 0.01; *** p < 0.001.