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. 2008 Mar 6;8:4. doi: 10.1186/1471-2415-8-4

Table 7.

Estimates of item measures and fit statistics from Rasch analysis (difficulty items only)

Item Item number ρ Standard Error Infit zstd Outfit zstd
Matching clothes 12 -0.77 0.16 -0.70 -2.50
Finding something 7 -0.58 0.15 1.90 1.30
See reaction 11 -0.58 0.15 -0.10 0.50
Visit people 13 -0.43 0.14 -1.30 0.40
Noticing objects 10 -0.27 0.13 1.90 1.00
Going down steps 9 0.16 0.12 2.80 1.70
Reading signs 8 0.18 0.12 -0.10 -0.20
See up-close 6 0.34 0.11 0.90 -0.20
Reading print 5 0.74 0.11 -1.10 -0.80
See movies 14 1.2 0.11 -3.30 -1.70