Table 3. Antimicrobial resistance of Salmonella Typhi Isolates, Kilimanjaro Region, Tanzania, 2007–2018.

	2007–2008		2011–2014		2016–2018
Antibacterials	*R	† (%)	*R	(%)	*R	(%)
Ampicillin	28	(90.3)	12	(85.7)	2	(66.7)
Chloramphenicol	6	(20.0)	6	(42.9)	3	(100.0)
Trimethoprim Sulfamethoxazole	27	(90.0)	12	(85.7)	3	(100.0)
Multi Drug Resistance	8	(26.7)	6	(42.9)	2	(66.7)
Nalidixic Acid	0	(0)	1	(7.1)	0	(0)
Ciprofloxacin‡	0	(0)	0	(0)	1	(33.3)
Ceftriaxone‡	0	(0)	0	(0)	0	(0)

* R, the number of resistant isolates

† Proportions based on the total number of isolates tested

‡1 isolate was intermediate to ceftriaxone from 2007–2008

§32 isolates were intermediate for ciprofloxacin, 19 from 2007–2008 and 13 from 2011–2014