TABLE 2.
Percentage of resistance pattern in V. cholerae O1 strains during 8 years in Kolkata.
| Resistance profile/Year | 2008 (n = 76) | 2009 (n = 120) | 2010 (n = 53) | 2011 (n = 52) | 2012 (n = 48) | 2013 (n = 87) | 2014 (n = 44) | 2015 (n = 66) | ||||||||
| NA-STR-SXT-TET-AMP | 27.6 | 58 | 35.8 | 48 | 3.8 | 9 | 0.0 | 2 | 0.0 | 53 | ||||||
| NA-STR-SXT-TET | 30.3 | 12.5 | 5.7 | 2.3 | 52.9 | |||||||||||
| NA-STR-SXT-CHL(i)-AMP | 18.4 | 34 | 40.0 | 51 | 88.7 | 89 | 19.6 | 24 | 6.4 | 72 | 0.0 | 100 | 0.0 | 98 | 0.0 | 46 |
| NA-STR-SXT-CHL(i) | 15.8 | 10.8 | 4.3 | 66.0 | 100 | 97.7 | 45.7 | |||||||||
| NA-AMP | 6.6 | 8 | 0.8 | 1 | 1.9 | 2 | 56.5 | 76 | 14.9 | 28 | 0.0 | 1 | ||||
| NA | 1.3 | 0.0 | 0.0 | 19.6 | 12.8 | 1.0 |
(i), intermediate resistance for CHL. Numbers in bold represents cumulative percentage of resistance patterns.