Table 1.
Demographic and Clinical Variables of Patients Categorized by Discovery of Missed Lymph Node Metastasis
| Lymph Node Metastasis | |||
|---|---|---|---|
| No | Yes | ||
| Variable | Total | ||
| N (%) |
N (%) |
||
| Female | 46 (54) |
13 (52) |
59 |
| Male | 39 (46) |
12 (48) |
51 |
| African-American | 23 (27) |
11 (44) |
34 |
| Caucasian | 62 (73) |
14 (56) |
76 |
| Commercial | 60 (71) |
16 (64) |
76 |
| Medicaid | 9 (11) |
1 (4) |
10 |
| Medicare | 12 (14) |
4 (16) |
16 |
| None | 4 (5) |
4 (16) |
8 |
| Bi-lobectomy | 8 (9) |
2 (8) |
10 |
| Lobectomy | 74 (87) |
16 (64) |
90 |
| Pneumonectomy | 3 (4) |
7 (28) |
10 |
| N0 | 70 (82) |
6 (24) |
76 |
| N1 | 6 (7) |
12 (48) |
18 |
| N2 | 9 (11) |
7 (28) |
16 |
| T1 | 45 (52) |
3 (12) |
48 |
| T2 | 28 (33) |
11 (44) |
39 |
| T3 | 10 (12) |
8 (32) |
18 |
| T4 | 2 (2) |
2 (8) |
4 |
| Tx | 0 (0) |
1 (4) |
1 |
| Margin Negative | 82 (96) |
22 (88) |
104 |
| Margin Positive | 3 (4) |
3 (12) |
6 |
|
Mean (SD) |
Mean (SD) |
||
| Age | 66.3 (12.3) |
64.4 (9.9) |
65.8 (11.8) |
| Charlson Score | 1.8 (1.6) |
1.8 (1.7) |
1.8 (1.6) |
| Tumor Size (cm) | 3.2 (1.7) |
5.0 (2.1) |
3.6 (2.0) |