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Table 3 Seroprevalence (ELISA) and hemoculture (HC) of Trypanosoma cruzi in coatis from March 2005 to March 2012

From: Complexity and multi-factoriality of Trypanosoma cruzi sylvatic cycle in coatis, Nasua nasua (Procyonidae), and triatomine bugs in the Brazilian Pantanal

2005 - 2012 Positive HC Positive ELISA
Male Female P-value Male Female P-value
% (n) % (n) % (n) % (n)
Adult 30.7 (150) 42.7 (82) P = 0.07; χ2 = 3.369 85.9 (92) 93.8 (48) P = 0.27; χ2 = 1.235
Subadult 32.5 (43) 63.6 (11) P = 0.08; Fisher’s exact test 79.2 (24) 85.7 (7) P = 0.64; Fisher’s exact test
Juvenile 27.3 (11) 37.5 (8) P > 0.99; Fisher’s exact test 88.9 (9) 83.3 (6) P > 0.99; Fisher’s exact test
Total 30.9 (204) 44.5 (101) P = 0.03a; χ2 = 5.521 84.8 (125) 91.8 (61) P = 0.27; χ2 = 1.220 with Yates correction
  1. n = total number of samples analyzed
  2. aStatistical significance at 95 % confidence