Table 1.
Spatiotemporal distribution of 100 core SNP lineages of cultured E. coli (n=53), K. oxytoca (n=51) and K. pneumoniae (n=30) (a) overall, and (b) occurring in >1 isolate in sinks on wards that were repeatedly sampled
|
(a) |
Total |
||||
|---|---|---|---|---|---|
|
Lineages with >1 isolate |
|||||
|
Patient |
28 |
1 |
3 |
32 |
|
|
Sink |
3 |
37 |
12 |
52 |
|
|
Lineages with >1 isolate |
|||||
|
Single timepoint |
Same sink |
5 |
6 |
3 |
14 |
|
Different sinks; same ward |
0 |
1 |
0 |
1 |
|
|
Multiple timepoints |
Same sink |
7 |
1 |
7 |
15 |
|
Different sinks; same ward |
1 |
4 |
4 |
9 |
|
|
Different wards |
3 |
1 |
0 |
4 |
|
|
Patients |
Patient and sink (single timepoint) |
1* |
0 |
0 |
1 |
|
Same patient |
1 |
0 |
1 |
2 |
|
|
Different patients |
4 |
0 |
0 |
4 |
|
|
Total |
53 |
51 |
30 |
134 |
|
|
(b) |
E. coli |
K. oxytoca |
K. pneumoniae |
Total |
|
|
Sink lineages with >1 isolate (excludes haematology ward) |
|||||
|
Single timepoint |
Same sink |
5 |
4 |
3 |
12 |
|
Different sinks; same ward |
0 |
0 |
0 |
0 |
|
|
Multiple timepoints |
Same sink |
8 |
1 |
7 |
16 |
|
Different sinks; same ward |
1 |
4 |
4 |
9 |
|
|
Different wards |
2 |
1 |
0 |
3 |
|
|
Total |
16 |
10 |
14 |
40 |
|
*Lineage has three isolates; all taken from the same ward; two from the same sink at the same timepointand one from a patient 2 months later.