Tai Chi for Overweight/Obese Adolescents and Young Women with Polycystic Ovary Syndrome: A Randomized Controlled Pilot Trial

Table 2

Primary outcome measure.

	Tai chi group (n = 24)		value	Self-monitored exercise group (n = 18)		value	Differences in changes between the groups at 3 months ( value)
	Baseline	3 months		Baseline	3 months
BMI (m/kg^2)	28.41 ± 4.03	27.39 ± 3.58	0.008^Δ	29.57 ± 4.47	29.62 ± 3.95	0.524	0.003

Data are expressed as the mean ± standard deviation. BMI: body mass index; indicates vs. the self-monitored exercise group; ^Δ indicates vs. baseline.