Table 5. Number and percentage of participants, non confirmed suspects and parasitologically confirmed cases that are immune trypanolysis positive, according to their titre in CATT.

	All suspects at inclusion (N = 237)		Non-confirmed suspects (N = 94)		Parasitologically confirmed cases (N = 143)
CATT titre	TL positive/n	% TL positive	TL positive/n	% TL positive	TL positive/n	% TL positive
0	2/7	28.6	0/4	0.0	2/3	66.7
2	4/16	25.0	3/15	20.0	1/1	100
4	28/57	49.1	11/39	28.2	17/18	94.4
8	50/61	82.0	11/21	52.4	39/40	97.5
16	41/43	95.3	5/5	100	36/38	94.7
32	48/53	90.6	8/10	80.0	40/43	93.0
Total	173/237	73.0	38/94	40.4	135/143	94.4

TL = trypanolysis; n = number of CATT positives.