Tuberculosis among Healthcare Workers in Southeastern China: A Retrospective Study of 7-Year Surveillance Data
Abstract
:1. Introduction
2. Methods
2.1. Population and Data Source
2.2. Data Analysis
2.3. Statistical Analysis
2.4. Ethic Statement
3. Results
3.1. Tuberculosis (TB) Pulmonary Tuberculosis (PTB) Notification Rates among Healthcare Workers (HCWs)
3.2. Demographic Characteristics
Cities | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
---|---|---|---|---|---|---|
Hangzhou (HAZ) | 34 (61.7 ) | 29 (47.3) | 42 (65.5) | 35 (51.2) | 51 (68.9) | 40 (49.7) |
Huzhou (HUZ) | 14 (101.7) | 7 (47.9) | 12 (74.8) | 11 (62.3) | 8 (43.2) | 6 (30.8) |
Jiaxing (JX) | 7 (39.5) | 14 (72.5) | 10 (44.4) | 8 (32.6) | 9 (34.4) | 7 (25.3) |
Jinghua (JH) | 12 (50.9) | 9 (36.4) | 7 (27.4) | 14 (52.4) | 14 (46.7) | 9 (26.2) |
Lishui (LS) | 8 (71.6) | 5 (42.9) | 4 (33.6) | 5 (40.0) | 4 (28.4) | 10 (63.5) |
Ningbo (NB) | 19 (50.1) | 18 (43.4) | 15 (34.6) | 14 (29.9) | 15 (29.8) | 29 (52.3) |
Quzhou (QZ) | 10 (107.8) | 8 (81.3) | 6 (61.2) | 7 (68.7) | 13 (110.8) | 8 (57.1) |
Shaoxing (SX) | 13 (62.8) | 10 (47.0) | 12 (53.9) | 8 (33.0) | 10 (38.4) | 8 (27.4) |
Taizhou (TZ) | 13 (50.9) | 17 (62.0) | 9 (31.3) | 9 (29.5) | 13 (40.8) | 16 (43.6) |
Wenzhou (WZ) | 9 (26.2) | 10 (27.1) | 15 (40.2) | 25 (61.3) | 17 (37.3) | 19 (36.0) |
Zhoushan (ZS) | 3 (50.2) | 4 (62.5) | 3 (45.0) | 4 (56.6) | 3 (40.6) | 1 (11.7) |
3.3. Geographic Distribution
3.4. Clinical Features of Tuberculosis (TB) among the Healthcare Workers (HCWs)
3.4.1. Principal Diagnosis
Factor | Pulmonary Tuberculosis | Tuberculous Pleuritis | Extrapulmonary Tuberculosis | Total | |||
---|---|---|---|---|---|---|---|
N | % | N | % | N | % | ||
Gender * | |||||||
Male | 370 | 88.5 | 37 | 8.9 | 11 | 2.6 | 418 |
Female | 482 | 83.4 | 63 | 10.9 | 32 | 5.5 | 578 |
Age ** | |||||||
−30 | 421 | 85.4 | 55 | 11.2 | 17 | 3.4 | 493 |
31–40 | 206 | 86.9 | 20 | 8.0 | 12 | 5.1 | 237 |
41–50 | 88 | 85.4 | 8 | 7.8 | 7 | 6.8 | 103 |
51–60 | 89 | 81.7 | 14 | 12.8 | 6 | 5.5 | 109 |
60- | 48 | 88.9 | 4 | 7.4 | 2 | 3.7 | 54 |
Total | 852 | 85.5 | 100 | 10.1 | 44 | 4.4 | 996 |
3.4.2. Sputum Smear Tests
Factor | Smear-Positive | Smear-Negative | χ2 | P | ||
---|---|---|---|---|---|---|
N | % | N | % | |||
Gender | ||||||
Male | 96 | 26.6 | 265 | 73.4 | 0.41 | 0.521 |
Female | 135 | 28.6 | 337 | 71.4 | ||
Age | ||||||
≤30 | 108 | 26.0 | 308 | 74.0 | 4.78 | 0.310 |
31–40 | 52 | 26.4 | 145 | 73.6 | ||
41–50 | 25 | 29.4 | 60 | 70.6 | ||
51–60 | 27 | 31.0 | 60 | 69.0 | ||
≥60 | 19 | 39.6 | 29 | 60.4 | ||
Total | 231 | 27.7 | 602 | 72.3 |
3.4.3. Treatment Outcomes
4. Discussion
4.1. Tuberculosis (TB) Epidemic among General Healthcare Workers (HCWs)
4.2. Epidemiological Characteristics of Tuberculosis (TB) among General Healthcare Workers (HCWs)
4.3. Clinical Features of Tuberculosis (TB) among General Healthcare Workers (HCWs)
4.4. Limitations
5. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Chen, B.; Wang, X.; Zhong, J.; Chen, S.; Wu, B.; Yeh, H.-C.; Jiang, Z.; Wang, Z.; Gu, H.; Jiang, J. Tuberculosis among Healthcare Workers in Southeastern China: A Retrospective Study of 7-Year Surveillance Data. Int. J. Environ. Res. Public Health 2014, 11, 12042-12052. https://doi.org/10.3390/ijerph111112042
Chen B, Wang X, Zhong J, Chen S, Wu B, Yeh H-C, Jiang Z, Wang Z, Gu H, Jiang J. Tuberculosis among Healthcare Workers in Southeastern China: A Retrospective Study of 7-Year Surveillance Data. International Journal of Environmental Research and Public Health. 2014; 11(11):12042-12052. https://doi.org/10.3390/ijerph111112042
Chicago/Turabian StyleChen, Bin, Xiaomeng Wang, Jiemin Zhong, Songhua Chen, Beibei Wu, Hui-Chi Yeh, Zhenggang Jiang, Zhengting Wang, Hua Gu, and Jianmin Jiang. 2014. "Tuberculosis among Healthcare Workers in Southeastern China: A Retrospective Study of 7-Year Surveillance Data" International Journal of Environmental Research and Public Health 11, no. 11: 12042-12052. https://doi.org/10.3390/ijerph111112042