Cross-cultural validation of the Educational Needs Assessment Tool in RA in 7 European countries

Table 3 Item (testlet) fit

Item	Location	SE	Fit residual	DF	Χ ²	P
Pain	0	0.010	0.176	743.47	3.748	0.927
Movement	0.014	0.010	-0.304	784.07	12.637	0.179
Feelings	0.097	0.011	3.760	775.61	14.563	0.104
Arthritis process	-0.139	0.009	-0.309	756.16	13.326	0.148
Treatments	-0.061	0.009	1.843	762.92	7.538	0.581
Self-help measures	-0.060	0.010	0.274	769.69	9.104	0.428
Support systems	0.149	0.012	0.490	773.07	10.992	0.276

SE = Standard error, DF = Degrees of freedom, Χ² = Chi Square statistic, P = Χ² probability (significant P = item misfit)

ISSN: 1471-2474