Table 3.

Changes in lumbar strength

Item	Group	Pretest	Posttest	F	P-value
Lumbar Strength	PEG	502.31±209.63	754.36±296.31	G: 487.213	0.000***
	CG	453.90±215.91	469.83±228.87	T: 19.204	0.000***
				G×T: 14.909	0.000***

Values are presented as mean±standard deviation.

PEG, Pilates exercise group; CG, control group; G, group; T, time.

^*P<0.05.

^**P<0.01.

^***P<0.001.