Table 5.

Predictive Value of Abnormal Shoulder Function (Constant Score).

Model	Mean Square	R 2	β	P Value
SMFA (0-100)	2540.47	0.21	−0.41	<.001
Assist (0-1)	2325.84	0.2	−12.4	<.001
PFA (0-5)	3815.94	0.33	−5.49	<.001
SMFA + assist	1577.7	0.27	−0.28	.01
			−7.6	.02
SMFA + PFA	2000	0.34	−0.15	.2
			−4.52	.004
Assist + PFA	1974.05	0.34	−3.8	.28
			−4.71	.002
SMFA + assist + PFA	1356.59	0.35	−0.12	.3
			−2.86	.42
			−4.09	.003

Abbreviations: PFA, Phenotypic Frailty Assessment; SMFA, Short Musculoskeletal Function Assessment.