年份 | 阳性率(%) | χ2 | P | |||||||||||
1月 | 2月 | 3月 | 4月 | 5月 | 6月 | 7月 | 8月 | 9月 | 10月 | 11月 | 12月 | |||
2010 | 48.65 | 26.83 | 27.91 | 23.81 | 25.00 | 18.87 | 20.75 | 32.50 | 33.33 | 51.02 | 58.82 | 52.27 | 42.426 | 0.000 |
2011 | 45.83 | 42.86 | 30.77 | 31.76 | 31.17 | 28.57 | 27.47 | 26.25 | 18.75 | 44.58 | 46.27 | 52.58 | 28.353 | 0.003 |
2012 | 38.36 | 13.33 | 19.15 | 15.38 | 7.04 | 10.81 | 19.44 | 20.00 | 23.72 | 32.54 | 28.57 | 31.29 | 53.297 | 0.000 |
2013 | 29.77 | 20.18 | 14.96 | 15.97 | 15.32 | 9.60 | 16.56 | 12.97 | 18.42 | 32.39 | 34.83 | 40.14 | 94.917 | 0.000 |
2014 | 26.92 | 10.94 | 10.00 | 2.33 | 4.72 | 4.65 | 5.94 | 7.76 | 2.42 | 10.43 | 18.80 | 38.92 | 176.871 | 0.000 |
2015 | 24.14 | 5.68 | 8.77 | 6.38 | 7.77 | 5.31 | 2.35 | 1.56 | 2.36 | 7.22 | 20.00 | 23.53 | 73.580 | 0.000 |
2016 | 25.00 | 36.18 | 21.97 | 10.83 | 13.51 | 11.38 | 14.86 | 11.80 | 4.38 | 16.34 | 25.36 | 27.45 | 84.123 | 0.000 |