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Table 1 Internal Consistency for the subscales of each of the three domains, and for the abilities across the Dundrum Capacity Ladders, N = 55

From: An evaluation of functional mental capacity in forensic mental health practice: the Dundrum capacity ladders validation study

Across Domains

Subscale total alpha

Corrected item – Total Correlation

Cronbach’s Alpha if item deleted

Across Abilities

Subscale Alpha

Corrected item – Total Correlation

Cronbach’s Alpha if item deleted

Finances

0.960

Understanding

0.964

FU

0.948

0.933

FU

0.892

0.970

FR

0.926

0.942

WU

0.951

0.928

FA

0.812

0.974

HU

0.931

0.943

FD

0.941

0.935

Reasoning

0.979

Welfare

0.973

FR

0.934

0.983

WU

0.950

0.959

WR

0.967

0.960

WR

0.941

0.962

HR

0.962

0.960

WA

0.892

0.976

Appreciation

0.968

WD

0.953

0.958

FA

0.893

0.981

Healthcare

0.973

WA

0.959

0.933

HU

0.949

0.960

HA

0.947

0.942

HR

0.937

0.963

Decision

0.961

HA

0.900

0.975

FD

0.883

0.967

HD

0.956

0.957

WD

0.922

0.938

HD

0.946

0.920