Table 1A. Preoperative and Demographic Characteristics.
| IC (N=528) | ICR (N=834) | p-value* | |
|---|---|---|---|
| Patient Age (year) | <0.01 | ||
| Mean (SD) | 62.2 (10.0) | 59.9 (9.8) | |
| Median, IQR | 63 (55.0, 70.0) | 61 (53.0, 67.0) | |
| Sex, n (%) | 0.23 | ||
| Male | 250 (47.3%) | 423 (50.7%) | |
| Female | 278 (52.7%) | 411 (49.3%) | |
| Race, n (%) | 0.80 | ||
| White | 475 (90.0%) | 750 (89.9%) | |
| Black | 35 (6.6%) | 60 (7.2%) | |
| Other | 18 (3.4%) | 24 (2.9%) | |
| CDCC Score, n (%) | 0.83 | ||
| 0 | 371 (70.3%) | 596 (71.5%) | |
| 1 | 129 (24.4%) | 199 (23.9%) | |
| 2 | 28 (5.3%) | 39 (4.7%) | |
| Insurance Type, n (%) | 0.55 | ||
| Uninsured | 15 (2.8%) | 17 (2.0%) | |
| Private | 261 (49.4%) | 449 (53.8%) | |
| Medicare/aid | 232 (43.9%) | 340 (40.8%) | |
| Other Government | 9 (1.7%) | 13 (1.6%) | |
| Unknown | 11 (2.1%) | 15 (1.8%) | |
| Clinical T Stage, n (%) | <0.01 | ||
| T1 | 155 (29.4%) | 176 (21.1%) | |
| T2 | 318 (60.2%) | 512 (61.4%) | |
| T3 | 55 (10.4%) | 146 (17.5%) | |
| Facility Type, n (%) | <0.01 | ||
| Community Cancer Program | 29 (5.5%) | 67 (8.0%) | |
| Comprehensive Community Cancer Program | 202 (38.3%) | 406 (48.7%) | |
| Academic/Research Program | 295 (55.9%) | 355 (42.6%) | |
| Other specified types of cancer programs | 2 (0.4%) | 6 (0.7%) | |
| Tumor Location, n (%) | 0.11 | ||
| RLL | 87 (16.5%) | 100 (12.0%) | |
| LLL | 33 (6.3%) | 74 (8.9%) | |
| RML | 18 (3.4%) | 20 (2.4%) | |
| RUL | 233 (44.1%) | 374 (44.8%) | |
| LUL | 131 (24.8%) | 212 (25.4%) | |
| Main Bronchus | 6 (1.1%) | 15 (1.8%) | |
| Overlapping Lesion | 11 (2.1%) | 15 (1.8%) | |
| Other | 9 (1.7%) | 24 (2.9%) |
*
P values provided are from Wilcoxon Rank Sum test on continuous variables and from Chi-square test on categorical variables.