Table 2.

Tai chi intervention adherence

	Phase 1 (baseline to 12 weeks)	Phase 2 maintenance (12–24 weeks)
	Mean (SD)
	Tai chi class 2x/week (n=50)	Tai chi class 1 x/week (n=25)	No additional classes (n=25)
Classes attended (N)	17.3 (6.9)	7.1 (4.6)	–
Class time (min/week)	86.7 (34.7)	35.6 (22.8)	–
Home practice time (min/week)	94.4 (75.8)	52.1 (50.4)	68.8 (58.6)
Home practice frequency (sessions/week)	2.9 (1.6)	1.8 (1.5)	0.6 (0.4)
Total minutes of tai chi (min/week)	181.1 (98.3)	87.7 (66.1)	68.8 (58.6)