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An IERI – International Educational Research Institute Journal

Table 3 Numbers of items by disengagement levels.

From: Comparison of disengagement levels and the impact of disengagement on item parameters between PISA 2015 and PISA 2018 in the United States

Percentage of disengagement (%)

Number of items in 2015

Number of items in 2018

0%

2

0

0.01–1%

34

22

1.01–2%

11

17

2.01–3%

4

9

3.01–4%

0

2

4.01–5%

0

0

5.01–6%

0

1