Table 1.
Background characteristics of propensity score-matched patients with cN3 non-small cell lung cancer grouped by treatment
| Chemoradiation (n=935) (%) | Surgery (n=935) (%) | Std Mean Difference | p value | |
|---|---|---|---|---|
| Age (years, median) | 67(59–74) | 67(59–74) | 0.01 | 0.98 |
| Sex (female) | 405(43) | 402(43) | 0.07 | 0.93 |
| Race | 0.86 | |||
| White | 818(88) | 811(87) | ||
| Black | 95(10) | 99(11) | 0.01 | |
| Other | 22(2) | 25(3) | 0.02 | |
| Year of diagnosis, median (inter-quartile range) | 2010(2007–2013) | 2010(2008–2012) | −0.007 | 0.80 |
| CDCC Score | 0.75 | |||
| 0 | 526(56) | 519(56) | ||
| 1 | 274(29) | 288(31) | 0.03 | |
| 2+ | 135(14) | 128(14) | −0.02 | |
| Insurance status | 0.65 | |||
| Private | 339(36) | 331(35) | ||
| Government | 562(60) | 576(62) | 0.03 | |
| None | 34(4) | 28(3) | −0.04 | |
| Facility location | 0.62 | |||
| Metro | 701(75) | 711(76) | ||
| Urban | 184(20) | 169(18) | −0.04 | |
| Rural | 50(5) | 55(6) | 0.02 | |
| Academic center | 336(36) | 344(37) | 0.02 | 0.74 |
| Tumor size, median (mm) | 32(22–44) | 30(20–45) | −0.05 | 0.11 |
| Histology | 0.87 | |||
| Adenocarcinoma | 446(48) | 449(48) | ||
| Squamous cell carcinoma | 353(38) | 358(38) | 0.01 | |
| Other | 136(15) | 128(14) | −0.02 | |
| Perioperative chemotherapy | 549(59) | N/A | N/A |