Table 2.

Concordance between approach 1 (the absolute change method) and approach 3 (the change in WHO risk category method) in classifying persistent hotspots in 74 villages in Tanzania; Kappa = 0.35

		Absolute change method (approach 1)		Total
		Declining	Persistent hotspot
WHO risk categories method (approach 3)	Declining	34	21	55
	Persistent hotspot	3	16	19
Total		37	37	74

WHO = World Health Organization. Villages that were classified as persistent hotspots by one approach and declining by the other approach are indicated in boldface.