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Table 5 Pattern of acquired and initial resistance to first line anti-tuberculosis drugs in the Centre and West regions of Cameroon

From: Mycobacterium tuberculosis complex drug resistance pattern and identification of species causing tuberculosis in the West and Centre regions of Cameroon

Resistance
to:
Drug(s) Region Acquired
resistance
% among old
cases; N = 6
for Centre and 13 for
West
Initial
resistance
% among
new cases;
N = 68 for
Centre and
62 for West
One drug INH Centre 0 / 2 2.94
   West 0 / 2 3.22
  RIF Centre 0 / 1 1.47
   West 0 / 2 3.22
  SM Centre 1 16.66 0 0
   West 0 / 1 1.61
  EMB Centre 0 / 0 0
   West 0 / 0 0
Two drugs INH, SM Centre 0 / 2 2.94
   West 0 / 0 0
  INH, RIF Centre 0 / 0 0
   West 0 / 2 3.22
Three drugs INH, RIF, SM Centre 0 / 0 0
   West 3 23.07 0 0
Totals for both regions   4 21.05 12 9.20
  1. (INH) = Isoniazid; (RIF) = Rifampicin; (SM) = Streptomycin; (EMB) = Ethambutol