Evaluation

Validation Method

Validation Setting

Reliability Estimates

Reis et al. (1993)

Paper presented at the Canadian Association on Gerontology

Face Validity

86-90% agreement by 3 different trained practitioners.

Home assessment of health and social services agency cases.

Not analyzed

Reis and Nahmiash (1998)

Construct Validity

The performance of the IOA was evaluated against the BASE measure. Scores of 16 and above have a sensitivity of 85% and a specificity of 99%.

Home assessment of 341 health and social services agency cases (55 and older).

Chronbach’s alpha = 0.91

Hwalek and Sengstock (1986)

Predictive Validity services cases.

Using known abuse cases and control cases, 9 items were 94 % accurate in classifying cases into abuse and nonabuse cases.

97 social-health 100 elders living in public housing

Not analyzed

Moody et al. (2000)

Predictive Validity

Using known abuse/ nonabuse cases, discriminate function analysis showed that 6 items were as effective as the 9-item model in classifying cases (71.4%) as abused.

 



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