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Volume 16, Number 9—September 2010

Dispatch

Extensively Drug-Resistant Tuberculosis, Pakistan

Rumina HasanComments to Author , Kauser Jabeen, Asho Ali, Yasraba Rafiq, Rabia Laiq, Babar Malik, Mahnaz Tanveer, Ramona Groenheit, Solomon Ghebremichael, Sven Hoffner, and Zahra Hasan
Author affiliations: Author affiliations: Aga Khan University, Karachi, Pakistan (R. Hasan, K. Jabeen, A. Ali, Y. Rafiq, R. Laiq, B. Malik, M. Tanveer, Z. Hasan); Swedish Institute for Infectious Disease Control, Solna, Sweden (R. Groenheit, S. Ghebremichael, S. Hoffner)

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Table 2

Spoligotype distribution of 57 extensively drug-resistant strains of Mycobacterium tuberculosis, Pakistan, 2006–2009*

Genogroup and shared type No. (%) isolates Overall %
CAS 57.9
ST21 2 (3.5)
ST25 1 (1.8)
ST26 24 (42.1)
ST428 1 (1.8)
ST794 1 (1.8)
ST1198 3 (5.3)
ST1401
1 (1.8)

Beijing 8.8
ST1
5 (8.8)

EAI3 1.8
ST11
1 (1.8)

U 1.8
ST346
2 (3.5)

T1 7.0
ST53 1 (1.8)
ST804
3 (5.3)

X3 1.8
ST200
1 (1.8)

Unmatched cluster 2 (3.5) 3.5
Orphan types 9 (15.8) 15.8

*ST, spoligotype; CAS, Central Asian strain; EAI, East African Indian strain.

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