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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