Table 2. Patients with positive results for bacteria as determined by microscopy, culture, PCR, and/or the bacterial dot assay.
Case |
Age |
Sex |
Microscopya |
Culture |
PCRd |
Bacterial dot assay |
no. |
probe BP1 |
probe BP2 |
probe BP3 |
probe Psu |
True positive cases by the probe BP3 |
2 |
25 |
F |
GNBb |
P. aeruginosa |
+ |
− |
− |
+ |
+ |
18 |
57 |
F |
Yeast |
Glucose non-fermenter; mold |
− |
− |
− |
+ |
− |
20 |
57 |
F |
NDc |
M. fortuitum |
− |
+ |
+ |
+ |
− |
23 |
62 |
M |
− |
P. aeruginosa; S. epidermidis |
+ |
+ |
+ |
+ |
+ |
26 |
42 |
M |
− |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
27 |
63 |
M |
− |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
28 |
75 |
M |
− |
P. aeruginosa |
− |
+ |
+ |
+ |
+ |
29 |
41 |
F |
− |
P. aeruginosa |
− |
+ |
+ |
+ |
− |
32 |
58 |
M |
GNB |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
33 |
74 |
F |
GNB |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
35 |
43 |
M |
− |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
39 |
56 |
F |
ND |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
42 |
69 |
M |
GNB |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
45 |
30 |
M |
GNB |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
50 |
56 |
M |
− |
P. aeruginosa |
+ |
+ |
+ |
+ |
+ |
False negative cases by the probe BP3 |
13 |
63 |
M |
ND |
S. haemolyticus |
+ |
− |
− |
− |
− |
False positive cases by the probe BP3 |
3 |
59 |
M |
− |
Mold |
− |
+ |
+ |
+ |
− |
17 |
77 |
M |
Yeast |
Yeast |
− |
+ |
+ |
+ |
− |
22 |
72 |
M |
ND |
Yeast |
− |
+ |
+ |
+ |
− |
49 |
65 |
F |
− |
Mold |
− |
+ |
+ |
+ |
− |
Cases with true negatives by the probe BP3 but false negatives by the probes BP1 or BP2 |
9 |
50 |
F |
− |
Mold |
− |
+ |
− |
− |
− |
19 |
51 |
F |
− |
− |
−e |
+ |
− |
− |
− |
21 |
69 |
F |
ND |
− |
− |
+ |
− |
− |
− |
24 |
71 |
M |
− |
Candida spp.
|
− |
+ |
+ |
− |
− |
25 |
62 |
M |
ND |
− |
− |
+ |
− |
− |
− |
30 |
72 |
M |
− |
− |
− |
+ |
− |
− |
− |
31 |
20 |
M |
− |
Acanthamoeba spp.
|
− |
+ |
− |
− |
− |
36 |
47 |
M |
ND |
− |
− |
+ |
− |
− |
− |
37 |
27 |
M |
ND |
− |
− |
+ |
− |
− |
− |
38 |
74 |
M |
− |
− |
−f |
+ |
− |
− |
− |