Table 2. ANSV and SPR of smear microscopy among the studies laboratories in West Hararghe Zone, Oromia Region, 2015.

Number of slides	SPR < 5%	SPR = 5% - 10%	SPR > 10%	Total
ANSV	N (%)	N (%)	N (%)	N (%)
<301 slides	7 (12.7)	5 (9.1)	0 (0.0)	12 (21.8)
301–500 slides	7 (12.7)	7 (12.7)	2 (3.6)	16 (37.3)
501–1000 slides	12 (21.8)	13 (23.6)	2 (3.6)	27 (13.9)
>1000 slides	0 (0.0)	0 (0.0)	0 (0.0)	0 (1.5)
Total	26 (47.3)	25 (45.6)	4 (7.2)	55 (100.0)

ANSV: Annual Negative Slide Volume; SPR: Slide Positivity Rate; N: Number