Table 2.

A 2 × 2 comparison of Salmonelladetection by cultivation and PCR-hybridization versus the combined results of cultivation and PCR-hybridization

Enrichment methodNo. of samplesDetection techniqueResult type% Detection by combination of cultivation and PCR-hybridization (no. with result/total no. of samples)
+
TSB-RV1092Bacteriological+23.9 (22/92)0
3.3 (3/92)72.8 (67/92)
PCR based+21.7 (20/92)0
5.4 (5/92)72.8 (67/92)
3MC-RV1024Bacteriological+58.3 (14/24)0
4.2 (1/24)37.5 (9/24)
PCR based+50.0 (12/24)0
12.5 (3/24)37.5 (9/24)
RV1034Bacteriological+32.4 (11/34)0
41.2 (14/34)26.5 (9/34)
PCR based+58.8 (20/34)0
14.7 (5/34)26.5 (9/34)