Table 2.

Regression coefficients (95% CIs) for the relationship between physical frailty status and standardised factor score estimates of level of cognitive ability at age 70 years

Adjustments	Physical frailty status	Visuospatial ability	Memory	Speed	Crystallised ability	General cognitive ability
Age and sex	Not frail	Reference	Reference	Reference	Reference	Reference
	Prefrail	−0.20 (−0.33 to –0.07)	−0.16 (−0.29 to –0.03)	−0.22 (−0.34 to –0.09)	−0.17 (−0.31 to –0.04)	−0.20 (−0.33 to –0.07)
	Frail	−0.83 (−1.07 to –0.58)	−0.72 (−0.97 to –0.48)	−0.95 (−1.19 to –0.71)	−0.58 (−0.82 to –0.33)	−0.85 (−1.10 to –0.61)
Multivariable*	Not frail	Reference	Reference	Reference	Reference	Reference
	Prefrail	−0.08 (−0.20 to 0.04)	−0.04 (−0.16 to 0.08)	−0.10 (−0.22 to 0.02)	−0.05 (−0.17 to 0.06)	−0.07 (−0.19 to 0.04)
	Frail	−0.41 (−0.65 to –0.17)	−0.31 (−0.55 to –0.07)	−0.51 (−0.76 to –0.27)	−0.16 (−0.39 to 0.07)	−0.40 (−0.64 to –0.16)

*Age, sex, smoking status, years of education, number of chronic physical diseases and depressive symptom score.