Hsu, Fang-Chi; Rejeski, W Jack; Ip, Edward H; Katula, Jeff A; Fielding, Roger; Jette, Alan M; Studenski, Stephanie A; Blair, Steven N; Miller, Michael E(BioMed Central, 2010-10-06)
BACKGROUND. The late life disability instrument (LLDI) was developed to assess limitations in instrumental and management roles using a small and restricted sample. In this paper we examine the measurement properties of ...
