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Table 1 Tuberculosis (TB) cases among health care workers in provincial and national TB facilities, 2009-2013a

From: Infection control and tuberculosis among health care workers in Viet Nam, 2009-2013: a cross-sectional survey

Characteristic

Year of report

Total

2009

2010

2011

2012

2013

Number of health facilities sending report

62

63

64

57

57

 

Number of HCW working in these facilities

5,225

5,455

5,940

6,580

6,811

 

Number of health facilities reporting the number of TB cases among HCW

61

61

62

54

54

 

Number of HCW in facilities reporting the number of TB cases

5,183

5,396

5,870

6,580

6,811

29,840

Number of facilities reporting at least one TB case

18

18

12

13

9

39b

Number of TB cases (all forms)

29

25

16

17c

23

110

 Notification rate of all TB/100,000 HCW-years

560

463

273

258

338

369

 95 % confidence interval

375-803

300-684

156-443

151-414

214-507

303-444

Among health facilities reporting data for 5 consecutive years (n = 47)

 Number of HCW working in these facilities

4,382

4,648

4,954

5,453

5,594

25,031

 Number of facilities reporting at least one TB case

15

16

10

12

6

30b

 Number of TB cases (all forms)

26

23

13

17

11

90

 Notification rate of all TB/100,000 HCW-years

593

495

262

312

197

360

 95 % confidence interval

388-868

314-742

140-448

182-499

98-352

289-442

Number of facilities with complete data for type of TB

61

60

62

52

52

 

Number of TB cases in these facilities

29

24

16

15

17

101 (92 %)

Number of TB cases by type of TB:

      

 New pulmonary TB

19

10

9

8

11

57 (56 %)

 Previously treated pulmonary TB

3

1

1

1

0

6 (6 %)

 Extra-pulmonary TB

7

13

6

6

6

38 (38 %)

Number facilities with complete data for job category of HCW with TB

61

61

62

53

54

 

Number of TB cases in these facilities

27

24

15

16

22

104 (95 %)

Number of TB cases among HCW employed in/at:

 microbiology departmentd

6

1

2

0

1

10 (10 %)

 TB wards

8

8

2

6

6

30 (29 %)

 MDR-TB wardd

1

2

2

1

0

6 (6 %)

 other (non-TB) clinical wards

3

4

2

3

12

24 (23 %)

 other positions

9

9

7

6

3

34 (33 %)

  1. aAbbreviations used: NTP national tuberculosis program, TB tuberculosis, HCW health care worker(s), MDR multidrug resistant, bAnnual numbers do not sum up to the total as some health facilities reported at least one TB case in more than one of the five years; cOne provincial TB hospital was excluded since one TB case was reported for 2012 without providing the number of health care workers in that year, so that notification rate cannot be calculated; din total, 26 facilities had a culture laboratory and 25 hospitals reported having an MDR-TB ward