Table 5.

Construct and Convergent Validity of Hierarchical Classification Schemes for Self-Care and Mobility Accommodations^a

	Correlations, p values						M/percent
	Age	Female	Facility	Frailty	Word recall score	Mobility score	Age	% Female	% Facility	% Frail	Word recall score	Mobility score	N
Hierarchical classification
Scheme I
No accommodation	0.35, <.001	0.17, .002	0.33, <.001	0.24, <.001	−0.23, <.001	−0.53, <.001	73.7	43.1	3.5	15.5	8.7	9.2	116
Use of devices only							77.8	63.9	14.6	24.6	8.1	7.8	130
Receipt of any assistance							81.0	63.8	35.0	43.8	6.6	4.8	80
Scheme II
No accommodation	0.36, <.001	0.19, 0.01	0.32, <.001	0.25, <.001	−0.26, <.001	−0.54, <.001	73.4	39.8	3.1	13.3	9.1	9.3	98
Use of devices or reduced activity level only							77.5	63.5	13.5	25.0	7.9	7.9	148
Receipt of any assistance							81.0	63.8	35.0	43.8	6.6	4.8	80
Scheme III
No accommodation							73.4	39.8	3.1	13.3	9.1	9.3	98
Use of devices only	0.36, <.001	0.19, .001	0.30, <.001	0.27, <.001	−0.29, <.001	−0.54, <.001	77.0	60.2	15.5	21.4	8.4	8.1	103
Activity reduction but no assistance							78.8	71.1	8.9	33.3	6.7	4.8	45
Receipt of any assistance							81.0	63.8	35.0	43.8	6.6	4.8	80

^aFull interview sample (n = 326).