Clinical Features of Patients Before and After Propensity Score Matching, Part 1
| Before propensity score matching | After propensity score matching | |||||||
|---|---|---|---|---|---|---|---|---|
| Characteristic | All (n = 5,369) | Systemic (n = 3,915) | TARE (n = 1,454) | P | All (n = 1,136) | Systemic (n = 568) | TARE (n = 568) | P |
| Demographics | ||||||||
| Age (y) | 63.0 ± 9.73 | 62.6 ± 9.84 | 64.2 ± 9.33 | <0.001 | 63.9 ± 9.13 | 63.7 ± 9.49 | 64.1 ± 8.75 | 0.420 |
| Sex | 0.720 | 0.880 | ||||||
| Male | 4,331 (80.7%) | 3,153 (80.5%) | 1,178 (81.0%) | 917 (80.7%) | 460 (81.0%) | 457 (80.5%) | ||
| Female | 1,038 (19.3%) | 762 (19.5%) | 276 (19.0%) | 219 (19.3%) | 108 (19.0%) | 111 (19.5%) | ||
| Race | <0.001 | 0.587 | ||||||
| White | 3,347 (64.0%) | 2,356 (61.8%) | 991 (70.0%) | 781 (68.8%) | 385 (67.8%) | 396 (69.7%) | ||
| Hispanic | 536 (10.2%) | 426 (11.2%) | 110 (7.77%) | 87 (7.66%) | 47 (8.27%) | 40 (7.04%) | ||
| Black | 851 (16.3%) | 660 (17.3%) | 191 (13.5%) | 168 (14.8%) | 81 (14.3%) | 87 (15.3%) | ||
| Asian + others | 496 (9.48%) | 373 (9.78%) | 123 (8.69%) | 100 (8.80%) | 55 (9.68%) | 45 (7.92%) | ||
| Socioeconomic factors | ||||||||
| Insurance status | <0.001 | 0.933 | ||||||
| Uninsured | 285 (5.42%) | 247 (6.46%) | 38 (2.65%) | 39 (3.43%) | 21 (3.70%) | 18 (3.17%) | ||
| Private | 1,815 (34.5%) | 1,319 (34.5%) | 496 (34.5%) | 392 (34.5%) | 197 (34.7%) | 195 (34.3%) | ||
| Medicaid/Medicare | 3,072 (58.4%) | 2,209 (57.8%) | 863 (60.1%) | 683 (60.1%) | 340 (59.9%) | 343 (60.4%) | ||
| Other | 88 (1.67%) | 49 (1.28%) | 39 (2.72%) | 22 (1.94%) | 10 (1.76%) | 12 (2.11%) | ||
| Median income | 0.025 | 0.716 | ||||||
| <$40,227 | 1,168 (23.7%) | 882 (24.5%) | 286 (21.6%) | 246 (21.7%) | 125 (22.0%) | 121 (21.3%) | ||
| $40,227–$50,353 | 1,103 (22.4%) | 825 (22.9%) | 278 (21.0%) | 268 (23.6%) | 135 (23.8%) | 133 (23.4%) | ||
| $50,354–$63,332 | 1,113 (22.6%) | 790 (21.9%) | 323 (24.4%) | 279 (24.6%) | 145 (25.5%) | 134 (23.6%) | ||
| $63,333+ | 1,540 (31.3%) | 1,103 (30.6%) | 437 (33.0%) | 343 (30.2%) | 163 (28.7%) | 180 (31.7%) | ||
| Without high school diploma | 0.003 | 0.099 | ||||||
| ≥17.6% | 1,345 (27.3%) | 1,023 (28.4%) | 322 (24.3%) | 269 (23.7%) | 152 (26.8%) | 117 (20.6%) | ||
| 10.9%–17.5% | 1,360 (27.6%) | 1,007 (27.9%) | 353 (26.6%) | 310 (27.3%) | 152 (26.8%) | 158 (27.8%) | ||
| 6.3%–10.8% | 1,305 (26.5%) | 934 (25.9%) | 371 (28.0%) | 338 (29.8%) | 162 (28.5%) | 176 (31.0%) | ||
| <6.3% | 922 (18.7%) | 641 (17.8%) | 281 (21.2%) | 219 (19.3%) | 102 (18.0%) | 117 (20.6%) | ||
| Urban/rural | 0.373 | 0.885 | ||||||
| Metro | 4,554 (87.1%) | 3,338 (87.5%) | 1,216 (86.1%) | 974 (85.7%) | 489 (86.1%) | 485 (85.4%) | ||
| Urban | 600 (11.5%) | 424 (11.1%) | 176 (12.5%) | 142 (12.5%) | 70 (12.3%) | 72 (12.7%) | ||
| Rural | 73 (1.40%) | 52 (1.36%) | 21 (1.49%) | 20 (1.76%) | 9 (1.58%) | 11 (1.94%) | ||
* Available in only 24% of patients.
Data are number followed by percentage in parentheses, except for MELD and tumor size (median followed by interquartile range) and age (mean ± SD).