|
Diagnostic yield of different combinations of sampling techniques |
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| The result of the first two sampling techniques in the combination |
The result of all sampling techniques performed |
The result of the first sampling technique (1) |
The result of the second sampling technique (2) |
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|
|
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| DY (%) |
DY (%) |
p |
DY (%) |
p |
DY (%) |
p |
|
|
|
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| Non-visible lesion/compression or constriction: |
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| Biopsy(1) and TBNA(2) |
26/48 (54.2) |
27/48 (56.3) |
NS |
20/48 (41.7) |
0.03 |
16/48 (33.3) |
0.002 |
| Biopsy(1) and Brushing(2) |
18/42 (42.9) |
20/42 (47.6) |
NS |
14/42 (33.3) |
NS |
9/42 (21.4) |
0.004 |
| TBNA(1) and Brushing(2) |
16/51 (31.4) |
21/51 (41.2) |
0.06 |
11/51 (21.6) |
0.06 |
10/51 (19.6) |
0.03 |
| Endobronchial visible lesion: |
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| Biopsy(1) and TBNA(2) |
72/86 (83.7) |
73/86 (84.9) |
NS |
65/86 (75.6) |
0.02 |
50/86 (58.1) |
< 0.001 |
| Biopsy(1) and Brushing(2) |
37/46 (80.4) |
39/46 (84.8) |
NS |
34/46 (73.9) |
NS |
23/46 (50.0) |
< 0.001 |
| TBNA(1) and Brushing(2) |
30/47 (63.8) |
39/47 (83.0) |
0.004 |
27/47 (57.4) |
NS |
22/47 (46.8) |
0.008 |
|
Data are presented as number of positive samples/all samples (%). Statistical analysis: McNemar's test. DY = Diagnostic Yield. All results are compared with the diagnostic yield of the respective combination of the two sampling techniques. | |||||||
Roth et al. BMC Pulmonary Medicine 2008 8:2 doi:10.1186/1471-2466-8-2 |
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