Table 2 The Epidemiology Classification of Diagnosed Tuberculosis among Migrant Population in Zhejiang Province during the Study Period
Year | Total (%) | |||||
|---|---|---|---|---|---|---|
2013 | 2014 | 2015 | 2016 | 2017 | ||
Treatment classification | ||||||
Initial treatment | 9490 | 9630 | 8689 | 8524 | 8488 | 44,821 (91.9) |
Retreatment | 844 | 858 | 754 | 710 | 769 | 3,935 (8.1) |
Registration classification | ||||||
New cases | 9490 | 9630 | 8689 | 8524 | 8488 | 44,821 (91.9) |
Relapse cases | 640 | 634 | 508 | 543 | 561 | 2,886 (5.9) |
Others | 204 | 224 | 246 | 167 | 208 | 1,049 (2.2) |
Diagnosis classification | ||||||
Primary tuberculosis | 3 | 5 | 3 | 4 | 2 | 17 (< 0.1) |
Hematogenous disseminated tuberculosis | 74 | 59 | 46 | 48 | 46 | 273 (0.6) |
Secondary tuberculosis | 9451 | 9635 | 8742 | 8478 | 8439 | 44,745 (91.8) |
Tuberculous pleuritis | 659 | 616 | 526 | 576 | 624 | 3,001 (6.2) |
Extra pulmonary tuberculosis | 147 | 173 | 126 | 128 | 146 | 720 (1.5) |
Etiological classification | ||||||
Positivea | 3495 | 3382 | 2821 | 2677 | 2894 | 15,269 (31.3) |
Negative or unknown | 6839 | 7106 | 6622 | 6557 | 6363 | 33,487 (68.7) |