Year | Number tested early | Number tested late | Tested early % positive | Tested late % positive | P value |
---|---|---|---|---|---|
2015 | 1,061,165 | 265,857 | 2.5 | 5.2 | < 0.0001 |
2016 | 1,839,948 | 431,112 | 2.6 | 4.3 | < 0.0001 |
2017 | 1,879,385 | 494,175 | 2.1 | 2.9 | < 0.0001 |
2018 | 2,000,549 | 513,663 | 1.7 | 1.6 | < 0.0001 |
Total | 6,781,047 | 1,704,807 | 2.2 | 3.2 | < 0.0001 |