Table 4.
Univariate and multivariate analysis of factors predicting the acquisition of diagnostic samples for mediastinal and hilar adenopathies by TBNA.
Factors | Diagnostic samples | Univariate analysis | Multivariate analysis | |
---|---|---|---|---|
p-value | OR (95% CI) | p-value | ||
Sex | ||||
Male | 291/422 (69.0%) | 0.9 | - | - |
Female | 106/154 (68.8%) | |||
Age | ||||
< 60 years | 191/275 (69.5%) | 0.7 | - | - |
≥ 60 years | 202/297 (68.0%) | |||
Type of disease | ||||
Malignant | 297/413 (71.9%) | 0.07 | 1.2 (0.7-2.0) | 0.3 |
Benign | 101/167 (60.5%) | |||
Type of needle | ||||
Cytology | 291/414 (70.3%) | 0.1 | 1.1 (0.7-1.9) | 0.4 |
Histology | 107/166 (64.5%) | |||
Lymph node station | ||||
Right paratracheal | 161/234 (68.8%) | 0.3 | - | - |
Subcarinal | 106/147 (72.1%) | |||
Left paratracheal | 36/50 (72.0%) | |||
Others | 34/47 (72.3%) | |||
Combination (2 or more) | 61/102 (60.0%) | |||
Lymph node size | ||||
< 20 mm | 159/274 (58.0%) | 0.0001 | 2.2 (1.4-3.2) | 0.0001 |
≥ 20 mm | 239/306 (78.1%) | |||
Indirect sign | ||||
No | 246/391 (62.9%) | 0.0001 | 1.7 (1.1-2.6) | 0.02 |
Yes | 152/189 (80.4%) |
CI: confidence interval