BMC Research Notes

Table 2 Item difficulty level and item-total correlations for the Key Features (KF) test.

From: An innovative method to assess clinical reasoning skills: Clinical reasoning tests in the second national medical science Olympiad in Iran

	KF1	KF2	KF3	KF4	KF5	KF6	KF7	KF8	KF9	KF10
Item difficulty level	0.52	0.66	0.66	0.76	0.77	0.69	0.69	0.79	0.71	0.71
Item-total correlation	0.51	0.38	0.53	0.30	0.33	0.59	0.50	0.37	0.39	0.28
	KF11	KF12	KF13	KF14	KF15	KF16	KF17	KF18	KF19	KF20
Item difficulty level	0.70	0.74	0.72	0.66	0.78	0.57	0.64	0.61	0.76	0.53
Item-total correlation	0.33	0.37	0.38	0.49	0.49	0.59	0.14	0.56	0.54	0.49

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ISSN: 1756-0500

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