Table 3.

Associations of Combined Mobility–Cognition Phenotypes With Mortality Among 1,495 SOF Women

Phenotype	N	Incidence Rate Per 100 Person-Years (95% CI)*	Relative Hazard (95% CI)†
Good mobility (SPPB 10–12), normal cognition	275	6.3 (4.2–8.4)	1.00 (referent)
Good mobility (SPPB 10–12), MCI	84	9.2 (6.1–12.3)	1.77 (1.20–2.61)
Good mobility (SPPB 10–12), dementia	25	9.8 (2.9–16.6)	2.04 (1.11–3.76)
Intermediate mobility (SPPB 4–9), normal cognition	481	8.1 (7.0–9.2)	1.59 (1.22–2.08)
Intermediate mobility (SPPB 4–9), MCI	192	11.5 (9.3–13.8)	2.41 (1.79–3.25)
Intermediate mobility (SPPB 4–9), dementia	126	18.4 (12.9–24.0)	3.24 (2.38–4.43)
Poor mobility (SPPB 0–3), normal cognition	117	13.3 (10.1–16.6)	2.84 (2.04–3.94)
Poor mobility (SPPB 0–3), MCI	78	18.8 (13.2–24.3)	3.63 (2.55–5.17)
Poor mobility (SPPB 0–3), dementia	117	22.6 (17.1–28.1)	4.53 (3.30–6.21)

Notes: MCI = mild cognitive impairment; SOF = Study of Osteoporotic Fractures; SPPB = Short Physical Performance Battery.

*Adjusted for age.

^†Adjusted for age and site.