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Understanding Sensitivity in Screening Tests

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Understanding Sensitivity in Screening Tests

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Questions and Answers

What does it mean if a screening tool has low sensitivity?

It correctly identifies all children who require further evaluation

It does not impact the identification of children needing further evaluation

It fails to identify children who require further evaluation (correct)

It overidentifies children who do not require further evaluation

What is the consequence of underidentification in a screening test?

Increased referrals for further evaluation

Higher sensitivity

Missed opportunities for early intervention (correct)

Reduced false positives

If a screening tool has low specificity, what is likely to happen?

There will be no false negatives

The tool will accurately identify all children who don't need further evaluation

Fewer children will be referred for further evaluation than necessary

More children will be referred for further evaluation than necessary (correct)

How does sensitivity impact the ability of a screening tool to identify children needing further assessment?

Low sensitivity results in missed children needing further assessment Signup and view all the answers

What does high specificity mean for screeners?

Identifying only those children who need more assessment Signup and view all the answers

How is validity determined for a screening test?

Through scientific research studies or compared to theoretical models Signup and view all the answers

What is reliability in the context of screening tests?

The stability of scores regardless of administrator or time of administration Signup and view all the answers

How is reliability expressed for a screening test?

Through the relationship between the test and what it is intended to measure Signup and view all the answers

Why is it important for test developers to share validity research results?

To provide evidence that the test measures what it's supposed to measure Signup and view all the answers

In criterion-referenced screening tools, how is performance measured?

Against pre-established criteria Signup and view all the answers

What is the main difference between norm-referenced and criterion-referenced screening tools?

Norm-referenced tools compare to same-age peers, while criterion-referenced tools do not. Signup and view all the answers

What type of criteria are used in assessing performance in criterion-referenced tests?

Pre-established criteria Signup and view all the answers

Which type of test is more focused on typical and atypical development?

Criterion-referenced tests Signup and view all the answers

What type of responses are common in criterion-referenced tests?

Yes/no, correct/incorrect Signup and view all the answers

How is performance typically judged in a criterion-referenced test?

'Criterion' based judgement Signup and view all the answers

'LookSee' (formerly Nipissing) is an example of a tool used for which type of assessment?

Screening Signup and view all the answers