Table 4. Detection of CRISPR1-cas1 in Enterococcus, by species.

Differences in CRISPR1-cas1 detection between E. faecalis, E. hirae, and E. durans isolates are significant, P value < 0.0001. Species for which a low number of strains were isolated are indicated in italics.

Species	Cas1-positives	Total isolates	Percent cas1 positive
E. faecalis	26	110	23.6
E. hirae	57	78	73.1
E. durans	4	56	7.1
E. faecium	1	14	7.1
E. casseliflavus	1	7	14.3
E. sulfureus	1	2	50.0
E. mundtii	0	2	0.0
E. sanguinicola	0	1	0.0
E. malodoratus	0	4	0.0
E. termitis	0	1	0.0
Total	90	275	32.7