Table 1.

The occurrence and quantification for Salmonella using PCR with and without IMS process.

Sample No. *	Class of Water Quality	Salmonella Positive of Conventional PCR		Quantification of qPCR for Salmonella, CFU/100 mL
		Non IMS Procedure	IMS Procedure
A1	C	N	P	1.0 × 104
A2	C	P	P	7.3 × 104
A3	C	N	N	2.7 × 106
A4	C	N	P	1.2 × 104
A5	C	N	P	2.8 × 104
A6	C	N	P	5.3 × 103
A7	C	P	P	ND
A8	C	N	P	7.1 × 103
A9	C	N	N	1.7 × 104
A10	C	P	P	2.1 × 104
A11	C	N	P	4.7 × 103
A12	C	N	N	7.6 × 103
A13	C	P	P	1.1 × 104
A14	C	N	N	1.7 × 104
A15	C	N	N	1.9 × 104
A16	C	N	P	1.2 × 103
A17	C	N	N	8.6 × 103
A18	C	N	N	1.1 × 104
A19	C	N	P	5.2 × 103
A20	C	N	N	2.0 × 104
A21	C	N	N	1.8 × 104
A22	C	N	P	1.9 × 104
A23	C	N	P	1.2 × 104
A24	B	N	N	3.1 × 103
A25	B	N	P	1.0 × 104
A26	B	N	P	5.5 × 104
A27	B	P	N	2.0 × 104
A28	B	N	N	3.4 × 104
A29	B	N	N	8.1 × 104
A30	B	P	N	1.1 × 104
A31	B	N	N	7.9 × 103
A32	B	N	N	1.9 × 104
A33	B	N	N	4.6 × 103
A34	B	N	N	2.4 × 102

Notes: * The numbering of samples A1–A34 represents locations along Puzih River. N: Salmonella negative. P: Salmonella positive. ND: not determined. B: Total coliform count between 51 and 5000 CFU/100 mL. C: Total coliform count between 5001 and 10,000 CFU/100 mL.