Table 3.

County-lineage distribution.

Lineages	Western Kenya counties												Total (%)
	Kisii	Homa Bay	Siaya	Vihiga	Migori	Kisumu	Busia	Kakamega	Bomet	Bungoma	Nyamira	Kericho
Lineage 1							1						1 (0.3)
Lineage 2	13	11	5	9	11	5	1		2	1			58 (20)
Lineage 3	30	20	18	11	13	2	2	5	1	2	4	1	109 (37.6)
Lineage 4	47	25	9	12	7	6	5	2	3	2	2	1	121 (41.7)
Lineage BOV										1			1 (0.3)
Total	90	56	32	32	31	13	9	7	6	6	6	2	290

Monte Carlo-simulated chi-square (based on 10,000 replicates): χ² = 102.08, p-value = 0.0296; Cramér's V = 0.297.