National tables: studies, age and sex. Percentages Persons 18 to 49 years by sex, means of transmitting HIV/AIDS, opinion on the possibility of transmission, age group and studies. Units: percentages Total From 18 to 29 years of age From 30 to 39 years of age From 40 to 49 years of age Total Lower than secondary education Secondary education University Total Lower than secondary education Secondary education University Total Lower than secondary education Secondary education University Total Lower than secondary education Secondary education University Both sexes In sexual relationship Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 96.38 93.50 97.96 99.14 97.25 94.17 98.73 99.18 96.65 94.15 97.82 99.24 94.95 92.26 96.66 98.94 No 3.62 6.50 2.04 0.86 2.75 5.83 1.27 0.82 3.35 5.85 2.18 0.76 5.05 7.74 3.34 1.06 Receiving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 86.64 81.59 88.59 92.89 83.28 75.21 85.39 92.38 88.34 84.10 89.86 93.46 88.93 84.81 93.09 92.74 No 13.36 18.41 11.41 7.11 16.72 24.79 14.61 7.62 11.66 15.90 10.14 6.54 11.07 15.19 6.91 7.26 In public toilets Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 6.03 7.65 5.66 3.54 7.25 9.41 7.12 3.82 4.75 6.00 3.84 3.91 5.96 7.70 5.32 2.69 No 93.97 92.35 94.34 96.46 92.75 90.59 92.88 96.18 95.25 94.00 96.16 96.09 94.04 92.30 94.68 97.31 Drinking from the same glass as an infected person Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 8.24 11.37 7.11 4.19 8.29 12.35 7.08 4.07 7.30 10.29 5.58 4.64 9.27 11.57 9.23 3.72 No 91.76 88.63 92.89 95.81 91.71 87.65 92.92 95.93 92.70 89.71 94.42 95.36 90.73 88.43 90.77 96.28 Mosquito bite Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 15.69 16.22 15.76 14.54 17.18 18.69 16.97 15.07 15.09 15.26 14.89 15.10 14.48 14.98 14.58 13.12 No 84.31 83.78 84.24 85.46 82.82 81.31 83.03 84.93 84.91 84.74 85.11 84.90 85.52 85.02 85.42 86.88 Giving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 33.51 35.36 32.84 31.13 30.65 29.81 31.11 31.04 36.79 38.51 36.08 34.85 33.34 37.22 31.81 26.17 No 66.49 64.64 67.16 68.87 69.35 70.19 68.89 68.96 63.21 61.49 63.92 65.15 66.66 62.78 68.19 73.83 Being in hospital in the same place as a person who has AIDS Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 6.53 8.59 5.72 4.02 5.41 7.77 4.80 2.73 5.86 8.12 4.45 4.01 8.76 9.77 9.22 5.63 No 93.47 91.41 94.28 95.98 94.59 92.23 95.20 97.27 94.14 91.88 95.55 95.99 91.24 90.23 90.78 94.37 In none of the above Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 0.36 0.64 0.17 0.14 0.35 0.73 0.22 0.00 0.44 0.82 0.18 0.19 0.26 0.38 0.08 0.24 No 99.64 99.36 99.83 99.86 99.65 99.27 99.78 100.00 99.56 99.18 99.82 99.81 99.74 99.62 99.92 99.76 Males In sexual relationship Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 96.08 93.19 98.05 98.59 96.93 94.31 98.60 98.57 96.15 93.70 97.86 98.27 94.87 91.43 97.27 99.00 No 3.92 6.81 1.95 1.41 3.07 5.69 1.40 1.43 3.85 6.30 2.14 1.73 5.13 8.57 2.73 1.00 Receiving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 85.73 80.06 88.12 93.78 81.64 74.15 84.32 92.55 87.64 82.14 89.80 95.38 88.81 84.17 92.90 93.06 No 14.27 19.94 11.88 6.22 18.36 25.85 15.68 7.45 12.36 17.86 10.20 4.62 11.19 15.83 7.10 6.94 In public toilets Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 6.14 7.79 5.84 2.97 7.52 8.80 7.47 4.45 5.25 7.24 4.29 2.76 5.38 7.29 4.90 1.73 No 93.86 92.21 94.16 97.03 92.48 91.20 92.53 95.55 94.75 92.76 95.71 97.24 94.62 92.71 95.10 98.27 Drinking from the same glass as an infected person Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 9.16 12.50 7.94 4.00 8.83 11.87 8.24 2.90 8.77 11.97 6.40 6.23 10.05 13.76 9.46 2.39 No 90.84 87.50 92.06 96.00 91.17 88.13 91.76 97.10 91.23 88.03 93.60 93.77 89.95 86.24 90.54 97.61 Mosquito bite Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 16.49 18.01 15.76 14.53 17.99 20.93 16.39 15.34 17.04 17.34 16.76 16.88 13.87 15.59 13.25 10.89 No 83.51 81.99 84.24 85.47 82.01 79.07 83.61 84.66 82.96 82.66 83.24 83.12 86.13 84.41 86.75 89.11 Giving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 31.69 33.64 30.61 29.44 29.35 29.21 29.54 29.11 35.89 38.09 34.24 34.20 29.72 33.54 27.74 24.02 No 68.31 66.36 69.39 70.56 70.65 70.79 70.46 70.89 64.11 61.91 65.76 65.80 70.28 66.46 72.26 75.98 Being in hospital in the same place as a person who has AIDS Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 6.97 9.22 6.23 3.31 6.02 8.60 4.94 2.74 6.45 8.77 5.15 3.86 8.83 10.39 10.07 3.22 No 93.03 90.78 93.77 96.69 93.98 91.40 95.06 97.26 93.55 91.23 94.85 96.14 91.17 89.61 89.93 96.78 In none of the above Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 0.40 0.76 0.11 0.17 0.43 0.91 0.18 0.00 0.56 1.02 0.09 0.44 0.15 0.32 0.00 0.00 No 99.60 99.24 99.89 99.83 99.57 99.09 99.82 100.00 99.44 98.98 99.91 99.56 99.85 99.68 100.00 100.00 Females In sexual relationship Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 96.69 93.84 97.87 99.57 97.60 93.98 98.86 99.59 97.16 94.67 97.77 100.00 95.03 93.02 95.96 98.89 No 3.31 6.16 2.13 0.43 2.40 6.02 1.14 0.41 2.84 5.33 2.23 0.00 4.97 6.98 4.04 1.11 Receiving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 87.56 83.30 89.10 92.18 84.99 76.66 86.51 92.26 89.07 86.33 89.92 91.95 89.04 85.40 93.31 92.41 No 12.44 16.70 10.90 7.82 15.01 23.34 13.49 7.74 10.93 13.67 10.08 8.05 10.96 14.60 6.69 7.59 In public toilets Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 5.92 7.50 5.47 4.00 6.97 10.24 6.76 3.40 4.23 4.59 3.33 4.82 6.54 8.07 5.80 3.64 No 94.08 92.50 94.53 96.00 93.03 89.76 93.24 96.60 95.77 95.41 96.67 95.18 93.46 91.93 94.20 96.36 Drinking from the same glass as an infected person Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 7.29 10.12 6.20 4.34 7.73 13.01 5.88 4.85 5.77 8.37 4.66 3.40 8.49 9.58 8.98 5.04 No 92.71 89.88 93.80 95.66 92.27 86.99 94.12 95.15 94.23 91.63 95.34 96.60 91.51 90.42 91.02 94.96 Mosquito bite Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 14.87 14.23 15.76 14.55 16.34 15.60 17.57 14.88 13.08 12.88 12.80 13.71 15.09 14.43 16.13 15.34 No 85.13 85.77 84.24 85.45 83.66 84.40 82.43 85.12 86.92 87.12 87.20 86.29 84.91 85.57 83.87 84.66 Giving blood Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 35.39 37.29 35.26 32.48 32.01 30.63 32.74 32.32 37.72 38.99 38.13 35.36 36.93 40.55 36.49 28.31 No 64.61 62.71 64.74 67.52 67.99 69.37 67.26 67.68 62.28 61.01 61.87 64.64 63.07 59.45 63.51 71.69 Being in hospital in the same place as a person who has AIDS Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 6.09 7.88 5.16 4.58 4.77 6.62 4.66 2.73 5.25 7.39 3.68 4.12 8.70 9.20 8.24 8.04 No 93.91 92.12 94.84 95.42 95.23 93.38 95.34 97.27 94.75 92.61 96.32 95.88 91.30 90.80 91.76 91.96 In none of the above Total 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Yes 0.32 0.50 0.25 0.12 0.27 0.49 0.27 0.00 0.32 0.58 0.28 0.00 0.37 0.43 0.17 0.48 No 99.68 99.50 99.75 99.88 99.73 99.51 99.73 100.00 99.68 99.42 99.72 100.00 99.63 99.57 99.83 99.52 Notes: Data corresponding to cells with less than 45,000 persons must be used with caution, because they may be affected by high sample errors. Source: National Statistics Institute