Table 5.
Distribution of all isolates by age-of-onset
| ≤7 days of life |
8-59 days of life |
60-90 days of life |
||||
|---|---|---|---|---|---|---|
| Organism Isolated | N | % (95% CI) | N | % (95%CI) | N | % (95%CI) |
|
Staphylococcus aureus |
33 |
11.7 (8.0 - 15.5) |
268 |
15.0 (13.4 - 16.7) |
1 |
2.3 (0.0 - 6.7) |
| Group A Streptococci/ Streptococcus pyogenes |
4 |
1.4 (0.0 - 2.8) |
50 |
2.8 (2.0 -3.6) |
8 |
18.2 (6.8 - 29.6) |
| Group B Streptococci |
19 |
6.7 (3.8 - 9.7) |
31 |
1.7 (1.1 - 2.4) |
0 |
0.0 (-) |
| Group D Streptococci/ Enterococcus |
4 |
1.4 (0.0 - 2.8) |
13 |
0.7 (0.3 - 1.1) |
0 |
0.0 (-) |
|
Streptococcus Pneumoniae |
13 |
4.6 (2.1 - 7.1) |
93 |
5.2 (4.2 - 6.3) |
14 |
31.8 (18.1 - 45.6) |
| Other/unspecified Streptococcus species |
24 |
8.5 (5.3 - 11.8) |
50 |
2.8 (2.0 - 3.6) |
0 |
0.0 (-) |
| Other/ unspecified Gram-positives* |
0 |
0.0 (-) |
112 |
6.3 (5.2 - 7.4) |
0 |
0.0 (-) |
|
All Gram-positives |
97 |
34.4 (28.9 - 39.9) |
617 |
34.6 (32.4 - 36.8) |
23 |
52.3 (37.5 - 67.0) |
|
Klebsiella pneumoniae |
22 |
7.8 (4.7 - 10.9) |
232 |
13.0 (11.4 - 14.6) |
2 |
4.5 (0.0 - 10.7) |
| Other/unspecified Klebsiella species |
10 |
3.5 (1.4 - 5.7) |
15 |
0.8 (0.4 - 1.3) |
0 |
0.0 (-) |
|
Escherichia coli |
46 |
16.3 (12.0 - 20.6) |
320 |
17.9 (16.2 - 19.7) |
1 |
2.3 (0.0 - 6.7) |
|
Pseudomonas species |
22 |
7.8 (4.7 - 10.9) |
166 |
9.3 (8.0 - 10.7) |
1 |
2.3 (0.0 - 6.7) |
|
Enterobacter species |
10 |
3.5 (1.4 - 5.7) |
59 |
3.3 (2.5 - 4.1) |
0 |
0.0 (-) |
|
Serratia species |
0 |
0.0 (-) |
40 |
2.2 (1.6 - 2.9) |
1 |
2.3 (0.0 - 6.7) |
|
Proteus species |
6 |
2.1 (0.4 - 3.8) |
7 |
0.4 (0.1 - 0.7) |
0 |
0.0 (-) |
|
Salmonella species |
1 |
0.4 (0.0 - 1.0) |
26 |
1.5 (0.9 - 2.0) |
6 |
13.6 (3.5 - 23.8) |
|
Haemophilus influenzae |
2 |
0.7 (0.0 - 1.7) |
30 |
1.7 (1.1 - 2.3) |
4 |
9.1 (0.6 - 17.6) |
|
Neisseria meningitidis |
0 |
0.0 (-) |
13 |
0.7 (0.3 -1.1) |
0 |
0.0 (-) |
|
Acinetobacter species |
19 |
6.7 (3.8 - 8.7) |
113 |
6.3 (5.2 - 7.5) |
3 |
6.8 (0.0 - 14.3) |
| Other/unspecified Gram-negatives** |
42 |
14.9 (10.7 - 19.0) |
59 |
3.3 (2.5 - 4.1) |
1 |
2.3 (0.0 - 6.7) |
|
All Gram-negatives |
180 |
63.8 (58.2 - 69.4) |
1080 |
60.5 (58.3 - 62.8) |
19 |
43.2 (28.5 - 57.8) |
| Non-stated/Undetermined |
5 |
1.8 (0.2 - 3.3) |
87 |
4.9 (3.9 - 5.9) |
2 |
4.5 (0.0 - 10.7) |
| Totals | 282 | 100.0 (n/a) | 1784 | 100.0 (n/a) | 44 | 100.0 (n/a) |
*Includes data for Aerococcus sp., Bacillus sp. and others.
** Includes data for Citrobacter sp., Moraxella sp., Shigella sp., Aeromonas sp. and others; Data was also extracted for coagulase-negative Staphylococci: ≤7 days of life – 3 isolates, 7-59 dyas of life – 880 isolates, 60-90 days of life – 0 isolates.