Table 3.
Tumor Cellularity | NR-CB | TCC-CB | ||
---|---|---|---|---|
LNsa | Lungb | LNsa | Lungb | |
Nondiagnosticc | 17 (43.6%) | 3 (100%) | 12 (11.3%) | 2 (14.3%) |
>50% | 4 (10.3%) | 0 | 25 (23.6%) | 4 (28.6%) |
20%–50% | 7 (17.9%) | 0 | 45 (42.5%) | 3 (21.4%) |
<20% | 11 (28.2%) | 0 | 24 (22.6%) | 5 (35.7%) |
Total | 39 (100%) | 3 (100%) | 106 (100%) | 14 (100%) |
CB, cell block; LNs, lymph nodes; NR-CB, normal saline rinse cell block method; TCC-CB, tissue coagulum clot cell block method.
P value for LNs: P<.001, P =.0004.
P value for lungs: P <.05, P =.0368.
Nondiagnostic indicates that there were no lymphocytes or alveolar cells on the CB section.