Table 1.

Comparison of exercise between intervention and control groups at baseline of the study

	Group	Mean	SD	Σ
Daily exercise	Intervention	2.68	0.55	–
	Control	2.85	0.76	0.12
Weekly exercise	Intervention	2.73	1.22	–
	Control	3.17	1.88	0.84
Months of exercise	Intervention	6.44	3.74	–
	Control	8.00	4.10	0.73
Years of exercise	Intervention	1.55	0.51	–
	Control	1.48	0.50	0.64

Abbreviation: SD, standard deviation.