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Table 2 Change patterns in the number of schistosomiasis infections in both humans and livestock in Eryuan County, 2012–2017

From: Role of ecological approaches to eliminating schistosomiasis in Eryuan County evaluated by system modelling

Year Humans Bovine Snail infested area (hm2) Density of living snails (per 0.1 m2)
No. tested by immunological exams No. positive in immunological exams No. tested by faeces exams No. positive in faeces exams Infection rate (%) No. examined No. positive Positive rate (%)
2012 83 010 13 266 17 339 148 0.14 50 529 44 0.09 343.15 0.053
2013 76 349 6453 15 785 29 0.02 31 411 21 0.07 354.20 0.045
2014 46 256 3969 12 262 21 0.01 16 966 5 0.03 307.94 0.041
2015 55 110 3026 11 211 0 0.00 7208 0 0.00 293.55 0.039
2016 41 350 2171 8983 0 0.00 29 289 0 0.00 283.85 0.035
2017 58 116 3955 9829 0 0.00 30 156 0 0.00 285.89 0.039