Table 4.
Level I | Level II | Level III | Level IV | Level V | |
---|---|---|---|---|---|
Current study, n (%) | 15/138 (10.9) | 22/138 (15.9) | 10/138 (7.2) | 2/138 (1.4) | 0/138 (0.0) |
Shah et al,2 n (%) | 38/192 (19.8) | 21/192 (10.9) | 17/192 (8.9) | 6/192 (3.1) | 1/192 (0.5) |
P value | .03 | .18 | .60 | .48 | .99 |
Two patients had insufficient documentation of the location of the involved node and were excluded from these calculations.