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Table 1 Prevalence of T. cruzi infection (number positive/number tested, followed by % in parentheses) in rodents by species and across all species sampled in New Orleans and Baton Rouge (Louisiana), with reference to the total number of sites where rodents were trapped and assayed for T. cruzi in each study area, followed (in parentheses) by the number of sites in each study area where Sherman trapping was conducted

From: In the heart of the city: Trypanosoma cruzi infection prevalence in rodents across New Orleans

Study area No. of sites Norway rat Roof rat House mouse Cotton rat Rice rat Total
Bywater 9 (0) 3/9 (33) 6/26 (23) 9/35 (26)
CBD 5 (0) 3/44 (7) 0/1 (0) 3/45 (7)
French Quarter 6 (0) 7/52 (13) 1/8 (13) 8/60 (13)
Gentilly 10 (10) 2/14 (14) 6/89 (7) 8/55 (15) 16/158 (10)
Lakeshore 10 (0) 0/1 (0) 10/71 (14) 10/72 (14)
Lakeview 7 (0) 0/1 (0) 16/77 (21) 16/78 (21)
Lower 9th Ward 10 (10) 10/159 (6) 9/177 (5) 21/239 (9) 0/4 (0) 40/579 (7)
Natural area 8 (8) 0/2 (0) 2/22 (9) 4/43 (9) 5/16 (31) 1/7 (14) 12/90 (13)
St. Bernard Parish 7 (7) 0/1 (0) 1/4 (25) 21/52 (40) 22/57 (39)
Upper 9th Ward 16 (0) 5/78 (6) 8/98 (8) 13/176 (7)
Uptown 10 (10) 2/13 (15) 7/45 (16) 0/4 (0) 9/72 (13)
Baton Rouge 1 (0) 0/6 (0) 0/6 (0)
Total 99 (44) 32/380 (8) 66/627 (11) 54/394 (14) 5/20 (25) 1/7 (14) 158/1428 (11)
  1. Abbreviation: CBD, Central Business District