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Table 1 Item-total correlation and impact on Cronbach’s alpha if the items were deleted

From: SANRA—a scale for the quality assessment of narrative review articles

Item Item-total correlation Alpha if item deleted
Item 1 0.34 0.66
Item 2 0.34 0.67
Item 3 0.33 0.66
Item 4 0.40 0.64
Item 5 0.51 0.60
Item 6 0.58 0.58