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Volume 26, Number 3—March 2020
Research Letter

Low Prevalence of Mycobacterium bovis in Tuberculosis Patients, Ethiopia

Muluwork GetahunComments to Author , H.M. Blumberg, Waganeh Sinshaw, Getu Diriba, Hilina Mollalign, Ephrem Tesfaye, Bazezew Yenew, Mengistu Taddess, Aboma Zewdie, Kifle Dagne, Dereje Beyene, Russell R. Kempker, and Gobena Ameni
Author affiliations: Ethiopian Public Health Institute, Addis Ababa, Ethiopia (M. Getahun, W. Senshaw, G. Diriba, H. Mollalign, E. Tesfaye, B. Yenew, M. Taddess); Addis Ababa University, Addis Ababa (M. Getahun, A. Zewdie, K. Dagne, D. Beyene, G. Ameni); Emory University, Atlanta, Georgia, USA (H.M. Blumberg, R.R. Kempker)

Main Article

Table

Number of cases by region and results of Mycobacterium tuberculosis testing for isolates in study of contribution of M. bovis to pulmonary tuberculosis, Ethiopia*

Region Total no. cases M. tuberculosis positive
 M. tuberculosis negative
Culture positive Culture negative/ contaminated Culture positive Culture negative/ contaminated
Addis Ababa 181 166 10 1 4
Afar 68 58 4 3 3
Amhara 138 121 6 5 6
Benishangul Gumuz 21 19 1 0 1
Dire Dawa 103 86 1 6 10
Gambella 121 105 4 7 5
Harar 52 50 2 0 0
Oromia 518 469 22 12 15
SNNPR 352 315 19 10 8
Somali 104 101 2 1 0
Tigray
 77
 62
 10
2
 3
Total 1,735 1,552 81 47 55

*Of the 1,735 isolates available for typing, 1,599 yielded positive results for M. tuberculosis complex; of those, 1,597 (99.87%) were M. tuberculosis positive by RD9 testing and 2 (0.13%) were M. bovis positive by RD4 testing. Of the 2 RD4 positive results, 1 was from culture-positive and the other from smear-positive (culture negative) sediment. RD, region of difference.

Main Article

Page created: February 20, 2020
Page updated: February 20, 2020
Page reviewed: February 20, 2020
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