Occurrence of waterborne pathogens and antibiotic resistance in water supply systems in a small town in Mozambique

Table 1 Results of the microbiological analyses: E. coli and cefotaxime resistant E. coli (CTX) concentrations (CFU/100 mL) and presence/absence of Vibrio cholerae (VC) and Campylobacter (Camp). Mean, median, minimum and maximum concentrations for each water samples are shown

		WTP inlet (I)
		E.coli	CTX E.coli	VC	Camp	E.coli	CTXE.coli	VC	Camp	E.coli	CTX E.coli	VC	Camp	E.coli	CTX E.coli	VC	Camp	E.coli	CTX E.coli	VC	Camp
2018	March	505	5.4	+	-	0	0	-	-	4	0	+	-	7	0	-	-	n/a	n/a	n/a	n/a
	April	414	3.6	+	+	1	0	-	-	0	0	-	-	0	0	-	-	n/a	n/a	n/a	+
	May	165	3.6	+	+	133	75.7	-	-	0	28.8	-	-	91	30.6	-	-	69	5.4	-	-
	June	107	0.9	+	+	0	0	-	-	0	0	+	-	0	0	-	-	0	0	-	-
	July	212	0	+	+	0	0	-	-	3	0	+	-	0	0	-	-	0	0	-	-
	August	70.2	2.7	+	+	0	0	-	-	0	0	-	-	32	19.8	-	-	0	0	-	-
	August	53.1	11.7	+	+	37	0.9	+	-	0	0	+	-	11	0	-	+	0	0	-	-
	September	50.4	0	+	+	0	0	-	-	0	0	-	+	0	0	-	-	13	0	+	-
	November	28.8	5.4	+	+	0	10.8	-	-	9	0	+	-	0	0	-	+	7	0	+	+
	December	27.9	0	+	+	0	0	+	-	0	0	-	+	0	0	-	-	0	0	-	-
2019	February	61.2	13.5	+	+	0	0	-	+	0	0	-	-	0	0	-	+	6	0	-	+
	March	67.5	7.2	+	+	0	0	+	-	0	0	-	-	0	0	-	-	0	0	+	+
	April	42.3	0	+	+	0	0	-	-	0	0	+	+	n/a	n/a	n/a	n/a	n/a	n/a	n/a	n/a
	May	149.4	216	+	+	20	0	-	-	0	0	+	+	0	0	-	-	0	0	+	-
	June	135.9	1.8	+	+	0	0	-	-	0	0	-	-	100	2.7	-	-	0	0	+	-
	July	67.5	2.7	+	+	0	0	-	-	0	0	+	-	0	0	+	-	0	0	-	-
	August	254.7	0	+	+	0	0	-	-	0	0	-	-	0	0	-	-	0	0	-	-
	September	266.4	0	+	+	0	0	-	+	0	0	+	-	0	0	-	-	0	0	-	-
	October	261.9	0	+	+	0	0	-	-	0	0	+	-	0	0	-	+	0	0	-	-
	N	19	19	19	19	19	19	19	19	19	19	19	19	18	18	18	18	16	16	16	17
	no. positive samples	19	12	19	18	4	3	3	2	3	1	10	4	5	3	1	4	4	1	5	4
	% positive samples	100	63	100	95	21	16	16	11	16	5	58	21	28	17	5	22	25	6	31	24
	Mean	185	14			9	1			0	1			12	3			4	0
	Std Dev	162	49			31	7			0	7			31	8			17	1
	Min	26	0			0	0			0	0			0	0			0	0
	Max	500	216			133	29			0	29			100	30			69	5

ISSN: 1471-2180