Table 2.

The changes of ball velocity

Condition	Warm-up	Maximum effort	F		Sig
LB → RB	121.00±4.05a),*,b),***	121.58±4.03	T	37.982	0.000
RB → RB	119.83±4.45c),***	120.92±4.36	C	13.646	0.001
OB → RB	85.91±7.16	121.75±3.19	T×C	39.774	0.000
Post hoc	F=157.966. Sig=0.000	F=0.138, Sig=0.871

Values are presented as mean±standard deviation.

LB, light baseball; RB, regular baseball; OB, overweight baseball.

^a)The difference of light vs. regular baseball pitching.

^b)The difference of light vs. overweigh baseball pitching.

^c)The difference of regular vs. overweight baseball pitching.

^*P<0.05.

^***P<0.001.