Table 1.

Baseline demographics and comparisons between non-completers and completers at 6 months.

Baseline	Baseline (n = 239)			Baseline non-completers (n = 177, 74.1%)		Completers (n = 62, 25.9%)		Test statistic X2 or Fisher’s exact test or t test	p value for X2 or Fisher’s exact test or t test
	Total n	n or mean	% or SD	n or mean	% or SD	n or mean	% or SD
Age	239	79.82	11.8	80.53	11.59	77.79	12.13	1.58	0.12
Sex	239							0.96	0.33
Male		73	30.5	51	28.8	22	35.5
Female		166	69.5	126	71.2	40	64.5
Hispanic	239							N/Aa	0.68
No		231	96.7	170	96.1	61	98.4
Yes		8	3.4	7	4.0	1	1.6
Race	239							N/Aa	0.66
White		221	92.5	161	91.0	60	96.8
Black or African-American		5	2.1	4	2.3	1	1.6
Asian		2	0.8	2	1.1	0	0.0
Others		11	4.6	10	5.7	1	1.6
Fear of falling	203							0.10	0.75
No		26	12.8	19	13.3	7	11.7
Yes		177	87.2	124	86.7	53	88.3
Timed Up and Go (TUG)	215	26.2	22.7
Low risk (enrollment TUG time <12 s)		29	13.5	22	75.9	7	24.1	0.18	0.67
High risk (enrollment TUG time ≥12 s)		186	86.5	134	72.0	52	28.0
Chair stand	215	6.0	4.5
Low risk (>average scores)		66	30.8	54	81.8	12	18.2	4.59	0.03
High risk (≤average scores)		148	69.2	100	67.6	48	32.4
Fall in past year	208							0.0006	0.98
No		80	38.5	57	38.5	23	38.3
Yes		128	61.5	91	61.5	37	61.7
# of falls in past year	208	1.75	1.9	1.71	1.9	1.83	1.9	−0.43	0.67
# of falls resulting in injuries	205	0.59	1.0	0.58	1.0	0.62	1.1	−0.24	0.81
# of falls resulting in ED visits	204	0.26	0.6	0.23	0.6	0.33	0.6	−1.10	0.27
# of falls resulting in hospitalization	205	0.18	0.6	0.13	0.5	0.28	0.6	−1.79	0.08
# of weeks of physical therapy (PT) prior to Otago	197	1.43	3.0	1.75	3.2	0.66	2.3	2.37	0.02
# PT visits prior to Otago	197	2.72	6.0	3.42	6.4	1.07	4.4	2.57	0.01

^aFisher’s exact test.