|  > 5 RBCs/HFP |  > 15EC/HPF |  > 5PC/HPF | RBCs/ECs |  | RBCs/PCs |  |
---|---|---|---|---|---|---|---|
Year | n/N (%) | n/N (%) | n/N (%) | X2 | p | X2 | P |
2013 | 4/46 (8.7) | 14/46 (30.4) | 8/46 (17.4) | 4.685 | 0.030 | 1.181 | 0.277 |
2014 | 11/133 (8.3) | 11/133 (8.3) | 20/133 (15.0) | 0 |  > 0.999 | 2.342 | 0.126 |
2015 | 10/91 (10.9) | 41/91 (45.1) | 21/91 (23.1) | 14.98 |  < 0.001 | 3.344 | 0.067 |
2016 | 10/96 (10.4) | 41/96 (42.7) | 18/96 (18.8) | 15.13 |  < 0.001 | 1.997 | 0.158 |
2017 | 13/190 (6.8) | 81/191 (42.4) | 44/191 (23.0) | 40.6 |  < 0.001 | 14.83 | 0.001 |
2018 | 3/95 (3.2) | 41/95 (43.2) | 24/95 (25.3) | 27.37 |  < 0.001 | 14.44 | 0.0001 |
2019 | 12/173 (6.9) | 55/173 (31.8) | 33/173 (19.1) | 23.37 |  < 0.001 | 8.697 | 0.003 |
2020 | 1/27 (3.7) | 13/27 (48.1) | 6/27 (22.22) | 8.431 | 0.004 | 3.183 | 0.074 |