Silent Human Trypanosoma brucei gambiense Infections around the Old Gboko Sleeping Sickness Focus in Nigeria

Table 3

PCR and CATT based infection rates of Trypanosoma brucei gambiense in relation to age.

Age	Number examined	CATT positive	TgsGP-PCR positive
Adult (≥18 years)	450	10 (2.2)	6 (1.3)
Children (≤17)	750	11 (1.5)	1 (0.1)
Total	1200	21 (1.8)	7 (0.6)
	—	0.9338	6.946
value	—	0.3339	0.0082
Odds ratio	—	1.527	10.08