Table 2.

DIF statistics for the 8-item skin self-examination attitude scale

	Mantel 1	LORZ 2	COX Z 2
SSE_1	0.870	0.954	0.931
SSE_3	0.268	0.524	0.519
SSE_4	0.719	-0.842	-0.849
SSE_5	0.177	-0.422	-0.419
SSE_6	0.238	-0.485	-0.491
SSE_8	0.063	0.253	0.250
SSE_9	0.814	-0.904	-0.903
SSE_10	1.540	1.238	1.240

¹Critical values of this statistic are 3.84 for a Type I error rate of 0.05.

²A value greater than 2.0 or less than –2.0 may be considered evidence of the presence of DIF.