Table 4. HAT patient screening rates before and after HAT training, by referral route.

	Before training (Jul–Oct 2009)			After training (Dec 2009–Mar 2010)			After/before training rate ratio
Referral route	n	%	Rate/10,000 PY	n	%	Rate/10,000 PY
Self/community members	527	93.8	91.3	272	77.3	47.1	0.5
Hospital staff	31	5.5	5.4	59	16.8	10.2	1.9
Peripheral health facilities	2	0.4	0.3	13	3.7	2.3	6.5
Other/unknown	2	0.4	0.3	8	2.3	1.4	4.0
Total patients screened	562	100.0	97.4	352	100.0	61.0	0.6

PY: Person-years of observation.