Table 5.
EBUS-TBNA Characteristic | OR (95% CI) | P Value |
Needle gauge (21 vs 22) | 0.9 (0.7-1.3) | .63 |
Age (< 63 vs ≥ 63 y) | 1.0 (0.8-1.3) | .96 |
Number of sites sampled | ||
1 (reference) | … | |
2 | 0.8 (0.5-1.3) | .39 |
3 | 0.7 (0.4-1.0) | .05 |
4 | 1.0 (0.6-1.6) | .96 |
≥ 5 | 1.5 (0.8-2.6) | .17 |
Sex (female or male) | 1.0 (0.8-1.3) | .73 |
Ethnicity (white or nonwhite) | 0.8 (0.6-1.1) | .15 |
CT scan short-axis node size, cm | ||
< 1 (reference) | … | |
1-2 | 1.5 (1.1-2.0) | .007 |
2-3 | 1.5 (0.9-2.5) | .08 |
≥ 3 | 0.8 (0.5-1.2) | .27 |
Lymph nodes sampled | ||
Subcarinal (reference) | … | |
Left hilar | 0.5 (0.3-0.8) | .002 |
Right hilar | 1.2 (0.8-1.8) | .48 |
Superior mediastinum/aortic (not including station 4) | 0.4 (0.2-0.6) | < .001 |
Low right paratracheal | 1.1 (0.7-1.7) | .70 |
Low left paratracheal | 0.4 (0.3-0.6) | < .001 |
ROSE (no vs yes) | 0.6 (0.5-0.9) | .01 |
Smoking status (ever vs never) | 1.2 (0.9-1.6) | .20 |
Comorbid conditions present (no vs yes) | 0.9 (0.7-1.2) | .67 |
Average number of passes per node | 0.9 (0.9-1.0) | .19 |
See Table 2 legend for expansion of abbreviations.