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. 2010 Apr 28;10:24. doi: 10.1186/1471-2466-10-24

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