Table 2.

Coefficient of correlation between the frailty score (TFI) and the Charlson Coexistence Index (CCI), the Katz score (ADL) and the Lawton score (IADL).

TFI	CCI	ADL	IADL
TFI’s overall result	r = 0.083. p = 0.412	r = −0.166. p = 0.099	r = −0.261. p = 0.009
Physical ingredients	r = 0.112. p = 0.269	r = −0.324. p = 0.001	r = −0.573. p < 0.001
Psychological components	r = 0.014. p = 0.887	r = 0.033. p = 0.743	r = 0.102. p = 0.312
Social components	r = 0.081. p = 0.426	r = 0.002. p = 0.986	r = 0.055. p = 0.588

TFI—Tilburg Frailty Indicator; CCI—Charlson’s Comorbidity Index; ADL—Activities of Daily Living; IADL—Instrumental Activities of Daily Living.