TABLE 1.

Percentage of Each Pitch Type^a

Pitch Type	Pitch Percentage
	Total (N = 3894)	Cases (n = 114)	Controls (n = 3780)
Fastball	0.61 ± 0.11	0.62 ± 0.10	0.62 ± 0.11
Slider	0.15 ± 0.13	0.15 ± 0.12	0.15 ± 0.13
Cut fastball	0.04 ± 0.09	0.04 ± 0.09	0.04 ± 0.09
Curveball	0.09 ± 0.09	0.08 ± 0.10	0.09 ± 0.09
Changeup	0.10 ± 0.08	0.09 ± 0.08	0.10 ± 0.08
Split-fingered fastball	0.01 ± 0.05	0.01 ± 0.04	0.01 ± 0.05
Other pitch	0.02 ± 0.04	0.03 ± 0.05	0.02 ± 0.04

^aData are presented as mean ± SD.