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Table 1 Failed cases of anti-malaria drug treatment

From: Analysis of the dihydrofolate reductase-thymidylate synthase gene sequences in Plasmodium vivax field isolates that failed chloroquine treatment

  1996 1997 1998 1999 2000 2001 Total
Number of patients 71 568 2275 2537 2853 1614 9918
Failed treatment cases 2 12 45 65 121 59 304
Rate (%) 2.81 2.11 1.98 2.56 4.24 3.67 3.07