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1Center for Communicable Diseases Control, Ministry of Health and Medical Education, Tehran, Iran
2Department of Epidemiology and Biostatistics, School of Public Health, Iran University of Medical Sciences, Tehran, Iran
3Research Centre for Emerging and Reemerging Infectious Diseases, Pasteur Institute of Iran, Tehran, Iran
4Department of Epidemiology and Biostatistics, Pasteur Institute of Iran, Tehran, Iran
5Department of Epidemiology, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran
6Department of Epidemiology and Biostatistics, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran
©2017, Korean Society of Epidemiology
This is an open-access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Variable | TB laboratory staff | p-value | Low-risk HCW | p-value | p-value1 |
---|---|---|---|---|---|
Size of TST test result (mm) | 6.47 (5.79, 7.14) | - | 4.36 (3.60, 5.12) | - | <0.001 |
Sex | |||||
Male | 6.89 (6.04, 7.74) | 0.07 | 4.85 (3.94, 5.75) | 0.05 | 0.003 |
Female | 5.57 (4.49, 6.65) | 3.14(1.76, 4.51) | 0.01 | ||
Age (yr) | |||||
22-31 | 6.08 (4.81, 7.34) | <0.001 | 4.12 (2.85, 5.39) | 0.01 | 0.05 |
32-41 | 5.35 (4.42, 6.28) | 3.16 (2.18, 4.13) | 0.006 | ||
42-51 | 7.50 (6.11, 8.90) | 6.10 (4.44, 7.76) | 0.22 | ||
≥52 | 12.18(6.67, 15.69) | 5.57 (0.00, 16.81) | 0.33 | ||
Marital status | |||||
Married | 6.42 (5.69, 7.15) | 0.70 | 4.23 (3.41, 5.05) | 0.34 | <0.001 |
Single | 6.81 (5.03, 8.59) | 5.39 (3.37, 7.41) | 0.37 | ||
Education | |||||
Elementary | 7.95 (5.64, 10.25) | 0.15 | 6.07 (3.40, 8.73) | 0.25 | 0.36 |
Intermediate | 8.48 (4.72, 12.24) | 6.00(1.90, 10.10) | 0.42 | ||
Diploma | 7.45 (5.61, 9.30) | 4.67 (3.28, 6.07) | 0.02 | ||
Associate's degree | 6.56 (5.43, 6.51) | 3.93 (1.92, 5.94) | 0.07 | ||
License | 5.41 (4.31, 6.51) | 3.34 (2.34, 5.95) | 0.02 | ||
Master's or higher | 4.80 (1.07, 7.90) | 6.43 (0.30, 12.57) | 0.61 | ||
Length of employment (yr) | |||||
<1 | 4.61 (2.75, 6.47) | <0.001 | 4.17 (1.51, 6.83) | 0.02 | 0.87 |
1-4 | 6.88 (5.56, 8.21) | 3.88 (2.38, 5.40) | 0.01 | ||
5-9 | 5.35 (4.23, 6.47) | 3.79 (2.10, 5.48) | 0.15 | ||
10-14 | 5.09 (3.57, 6.58) | 3.00(1.80, 4.81) | 0.10 | ||
15-19 | 7.32 (5.32, 9.32) | 3.42 (2.02, 4.81) | 0.004 | ||
20-24 | 9.50 (6.07, 12.91) | 6.72 (4.05, 9.39) | 0.21 | ||
≥25 | 12.42 (8.24, 16.61) | 7.68 (4.03, 11.32) | 0.10 | ||
Job | |||||
Expert (laboratory) | 5.18 (4.11, 6.26) | 0.11 | n/a | ||
Associate technician (laboratory) | 6.80 (5.68, 7.91) | n/a | |||
Technician (laboratory) | 8.11 (4.53, 11.69) | n/a | |||
Service personnel laboratory | 7.39 (5.95, 8.82) | n/a | |||
Administrative staff (laboratory) | 7.00 (2.08, 11.92) | n/a | |||
Administrative staff | n/a | 4.61 (3.63, 5.59) | 0.52 | ||
Financial staff | n/a | 3.37 (1.68, 5.05) | |||
Service personnel | n/a | 4.28 (2.66, 5.89) |
Variable |
TB laboratory staff |
Low-risk HCW (%) |
p-value1 | ||||
---|---|---|---|---|---|---|---|
Prevalence (%) | 95% CI | p-value | Prevalence (%) | 95% CI | p-value | ||
Sex | |||||||
Male | 25.59 | 21.83, 29.74 | 0.29 | 17.62 | 13.17, 23.17 | 0.03 | 0.003 |
Female | 21.82 | 16.83, 27.79 | 7.78 | 3.72, 15.52 | 0.02 | ||
Age (yr) | |||||||
22-31 | 23.91 | 17.45, 31.77 | <0.001 | 10.39 | 5.24, 19.54 | 0.006 | 0.01 |
32-41 | 18.77 | 14.87, 23.40 | 9.63 | 5.65, 15.93 | 0.01 | ||
42-51 | 29.03 | 22.93, 35.99 | 24.50 | 17.08, 33.85 | 0.41 | ||
≥52 | 50.00 | 34.77, 65.22 | 33.33 | 2.54, 90.53 | 0.58 | ||
Marital status | |||||||
Married | 23.87 | 20.62, 27.46 | 0.42 | 14.23 | 10.59, 18.85 | 0.41 | 0.001 |
Single | 27.78 | 19.46, 37.97 | 19.44 | 9.43, 35.86 | 0.33 | ||
Education | |||||||
Elementary | 38.36 | 27.88, 50.04 | 0.006 | 33.33 | 18.72, 52.04 | 0.05 | 0.63 |
Intermediate | 34.78 | 18.13, 56.22 | 25.00 | 7.81, 56.74 | 0.55 | ||
Diploma | 30.53 | 22.06, 40.55 | 14.29 | 8.76, 22.43 | 0.005 | ||
Associate's degree | 23.05 | 18.28, 28.62 | 11.11 | 4.63, 24.31 | 0.07 | ||
License | 18.43 | 13.80, 24.18 | 10.81 | 6.21, 18.15 | 0.07 | ||
Master's or higher | 16.00 | 6.00, 36.24 | 14.29 | 3.39, 44.22 | 0.89 | ||
Length of employment (yr) | |||||||
<1 | 17.78 | 9.06, 31.92 | 0.001 | 16.67 | 1.85, 67.95 | 0.009 | 0.95 |
1-4 | 27.68 | 21.57, 34.76 | 9.52 | 4.30, 19.78 | 0.003 | ||
5-9 | 18.29 | 13.21, 24.74 | 11.11 | 5.34, 21.68 | 0.19 | ||
10-14 | 17.74 | 11.95, 25.53 | 8.33 | 3.12, 20.43 | 0.12 | ||
15-19 | 29.03 | 20.67, 39.11 | 12.31 | 6.23, 22.88 | 0.01 | ||
20-24 | 33.33 | 21.41, 47.86 | 25.53 | 14.99, 40.01 | 0.40 | ||
≥25 | 51.85 | 33.26, 69.95 | 36.00 | 19.59, 56.50 | 0.25 | ||
BCG vaccination status | |||||||
Yes | 25.04 | 21.50, 28.58 | 0.49 | 15.26 | 10.88, 19.64 | 0.89 | 0.001 |
No | 22.78 | 13.46, 32.11 | 12.76 | 3.10, 22.44 | 0.16 | ||
Unknown | 16.12 | 2.94, 29.31 | 12.50 | 0.00, 37.09 | 0.79 | ||
Job | |||||||
Expert (laboratory) | 17.65 | 13.15, 23.26 | 0.007 | n/a | n/a | ||
Associate technician (laboratory) | 23.51 | 18.80, 28.98 | n/a | n/a | |||
Technician (laboratory) | 37.93 | 22.15, 56.76 | n/a | n/a | |||
Service personnel (laboratory) | 32.27 | 25.42, 39.99 | n/a | n/a | |||
Administrative staff (laboratory) | 30.77 | 11.52, 60.28 | n/a | n/a | |||
Administrative staff | n/a | n/a | - | 15.57 | 11.26, 21.13 | 0.61 | |
Financial staff | n/a | n/a | 10.20 | 4.26, 22.50 | |||
Service personnel | n/a | n/a | 16.07 | 8.51, 28.28 | |||
Total | 24.38 | 21.31, 27.74 | - | 14.82 | 11.31, 19.20 | <0.001 |