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Table 2 Knowledge, perception and awareness of Chagas disease and its triatomine vectors of participants according to their ethnicity

From: Cultural perception of triatomine bugs and Chagas disease in Bolivia: a cross-sectional field study

Survey question Ayoreo Chiquitano Guarani Quechua La Paz Santa Cruz Total P-value
n (%) n (%) n (%) n (%) n (%) n (%) n (%) χ2 test
Identification of triatomine bugs < 0.0001
 Yes 46 (92.0) 100 (83.3) 86 (98.9) 65 (90.3) 45 (50.6) 41 (66.1) 383 (79.8)  
 No 4 (8.0) 20 (16.7) 1 (1.1) 7 (9.7) 44 (49.4) 21 (33.9) 97 (20.2)  
Have seen triatomine bugs < 0.0001
 Yes 46 (92.0) 98 (81.7) 87 (100.0) 61 (84.7) 31 (34.8) 39 (62.9) 362 (75.4)  
 No 4 (8.0) 22 (18.3) 0 (0.0) 11 (15.3) 58 (65.2) 23 (37.1) 118 (24.6)  
“Do you think this bug is dangerous?” 0.0003
 Yes 46 (92.0) 114 (95.0) 83 (95.4) 64 (88.9) 70 (78.7) 45 (72.6) 422 (87.9)  
 No 2 (4.0) 4 (3.3) 2 (2.3) 4 (5.6) 10 (11.2) 8 (12.9) 30 (6.3)  
 Does not know 2 (4.0) 2 (1.7) 2 (2.3) 4 (5.6) 9 (10.1) 9 (14.5) 28 (5.8)  
“Have you heard of Chagas disease?” < 0.0001
 Yes 41 (82.0) 112 (93.3) 83 (95.4) 64 (88.9) 66 (74.2) 59 (95.2) 425 (88.5)  
 No 9 (18.0) 8 (6.7) 4 (4.6) 8 (11.1) 23 (25.8) 3 (4.8) 55 (11.5)  
“Do you have a family member who has Chagas disease?” < 0.0001
 Yes 23 (46.0) 43 (35.8) 46 (52.9) 32 (44.4) 12 (13.5) 22 (35.5) 178 (37.1)  
 No 24 (48.0) 77 (64.2) 30 (34.5) 27 (37.5) 77 (86.5) 39 (62.9) 274 (57.1)  
 Does not know 3 (6.0) 0 (0.0) 11 (12.6) 13 (18.1) 0 (0.0) 1 (1.6) 28 (5.8)  
Association of triatomine bugs and Chagas disease < 0.0001
 Yes 24 (48.0) 105 (87.5) 73 (83.9) 52 (72.2) 41 (46.1) 42 (67.7) 337 (70.2)  
 No 26 (52.0) 15 (12.5) 14 (16.1) 20 (27.8) 48 (53.9) 20 (32.3) 143 (29.8)