Table 1. Numbers of chlamydia tests, positive results, and change in positivity rates, Sweden, 2004–2006.

Diagnostic test*	No. counties	No. positive results/total no. tests (%) in first 6 mo
		2004	2005	2006
Abbott/Roche	14	11,721/150,080 (7.8)	11,111/147,311 (7.5)	10,236/152,960 (6.7)
Becton Dickinson	8	4,262/54,260 (7.9)	5,220/66,728 (7.8)	3,363/43,189 (7.8)
All tests	21	15,983/204,340 (7.8)	16,331/214,039 (7.6)	13,599/196,149 (6.9)

*One county used both Roche and Becton Dickinson tests.