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. 2021 Aug 12;13(15):19186–19206. doi: 10.18632/aging.203407

Table 1. Most frequent values (i.e. prevalence above 50%) for each health indicator, by HAT score.

HAT score ADL limitations IADL limitations Walking speed Number of CD MMSE
0.0-0.9 0 0-1 ≥1.5 1 30
1.0-1.9 0 0-1 ≥1.5 2-4 30
2.0-2.9 0 0-1 1.5-1.0 2-4 30-29*
3.0-3.9 0 0-1 1.5-1.0 5+ 28-20
4.0-4.9 0 0-1 1.0-1.4 2-4 30-29
5.0-5.9 0 0-1 1.0-0.4 5+ 28-20
6.0-6.9 0 2+ 1.0-0.4 5+ 30-29*
7.0-7.9 0 2+ 1.0-0.4 5+ 28-20
8.0-8.9 0 2+ <0.4 5+ 28-20
9.0-9.4 1+ 2+ <0.4 5+ 28-20
9.5-10 1+ 2+ <0.4 5+ 19-0

HAT, Health Assessment Tool; ADL, basic activities of daily living; IADL, instrumental activities of daily living; CD, chronic diseases; MMSE, Mini-Mental State Examination.

Clinical interpretation of HAT scores: 0-1.9 = severe functional dependence; 2-4.9 = mild functional dependence; 5-6.9 = compromised physical functioning with multimorbidity and medium cognitive functioning; 7-8.9 = light decreased physical or cognitive functioning with some morbidities; 9-10 = good physical functioning and morbidity status.

*As no category was above 50%, the two with highest prevalence are reported.