©The Author(s) 2023.
World J Gastrointest Oncol. Aug 15, 2023; 15(8): 1436-1450
Published online Aug 15, 2023. doi: 10.4251/wjgo.v15.i8.1436
Published online Aug 15, 2023. doi: 10.4251/wjgo.v15.i8.1436
Table 1 Comparison of clinicopathological characteristics between gallbladder mucinous adenocarcinoma and typical gallbladder adenocarcinoma before and after propensity score matching, n (%)
| Characteristic | Unmatched cohort (n = 4711) | Propensity score-matched cohort (n = 374) | ||||
| GBMAC (n = 187) | Typical GBAC (n = 4524) | P value | GBMAC (n = 187) | Typical GBAC (n = 187) | P value | |
| Age (yr) | 0.955 | 0.373 | ||||
| < 60 | 43 (23.0) | 1061 (23.5) | 43 (23.0) | 35 (18.7) | ||
| ≥ 60 | 144 (77.0) | 3463 (76.5) | 144 (77.0) | 152 (81.3) | ||
| Sex | 0.638 | 0.064 | ||||
| Female | 127 (67.9) | 3158 (69.8) | 127 (67.9) | 144 (77.0) | ||
| Male | 60 (32.1) | 1366 (30.2) | 60 (32.1) | 43 (23.0) | ||
| Race | 0.257 | 0.467 | ||||
| White | 133 (71.1) | 3373 (74.6) | 133 (71.1) | 128 (68.4) | ||
| Black | 34 (18.2) | 610 (13.5) | 34 (18.2) | 39 (20.9) | ||
| Others | 20 (10.7) | 523 (11.6) | 20 (10.7) | 18 (9.6) | ||
| Unknown | 0 (0.0) | 18 (0.4) | 0 (0.0) | 2 (1.1) | ||
| Marital status | 0.024 | 0.758 | ||||
| Married | 78 (41.7) | 2239 (49.5) | 78 (41.7) | 71 (38.0) | ||
| Unmarried | 105 (56.1) | 2101 (46.4) | 105 (56.1) | 112 (59.9) | ||
| Unknown | 4 (2.1) | 184 (4.1) | 4 (2.1) | 4 (2.1) | ||
| Grade | 0.567 | 0.613 | ||||
| Well differentiated | 24 (12.8) | 462 (10.2) | 24 (12.8) | 18 (9.6) | ||
| Moderately differentiated | 60 (32.1) | 1465 (32.4) | 60 (32.1) | 56 (29.9) | ||
| Poorly differentiated | 48 (25.7) | 1285 (28.4) | 48 (25.7) | 48 (25.7) | ||
| Undifferentiated | 0 (0.0) | 29 (0.6) | 0 (0.0) | 1 (0.5) | ||
| Unknown | 55 (29.4) | 1283 (28.4) | 55 (29.4) | 64 (34.2) | ||
| Surgery | 0.885 | 0.107 | ||||
| Yes | 127 (67.9) | 3000 (66.3) | 127 (67.9) | 111 (59.4) | ||
| No | 60 (32.1) | 1523 (33.7) | 60 (32.1) | 76 (40.6) | ||
| Unknown | 0 (0.0) | 1 (0.0) | ||||
| Chemotherapy | 0.369 | 1 | ||||
| Yes | 90 (48.1) | 2014 (44.5) | 90 (48.1) | 90 (48.1) | ||
| No/Unknown | 97 (51.9) | 2510 (55.5) | 97 (51.9) | 97 (51.9) | ||
| Radiotherapy | 0.211 | 1 | ||||
| Yes | 32 (17.1) | 616 (13.6) | 32 (17.1) | 32 (17.1) | ||
| No/Unknown | 155 (82.9) | 3908 (86.4) | 155 (82.9) | 155 (82.9) | ||
| AJCC | 0.005 | 0.226 | ||||
| I | 4 (2.1) | 335 (7.4) | 4 (2.1) | 11 (5.9) | ||
| II | 26 (13.9) | 867 (19.2) | 26 (13.9) | 19 (10.2) | ||
| III | 62 (33.2) | 1215 (26.9) | 62 (33.2) | 62 (33.2) | ||
| IV | 95 (50.8) | 2107 (46.6) | 95 (50.8) | 95 (50.8) | ||
| T stage | 0.006 | 0.435 | ||||
| T1 | 10 (5.3) | 507 (11.2) | 10 (5.3) | 19 (10.2) | ||
| T2 | 50 (26.7) | 1394 (30.8) | 50 (26.7) | 42 (22.5) | ||
| T3 | 87 (46.5) | 1808 (40.0) | 87 (46.5) | 88 (47.1) | ||
| T4 | 18 (9.6) | 242 (5.3) | 18 (9.6) | 15 (8.0) | ||
| Unknown | 22 (11.8) | 573 (12.7) | 22 (11.8) | 23 (12.3) | ||
| N stage | 0.013 | 0.312 | ||||
| N0 | 92 (49.2) | 2673 (59.1) | 92 (49.2) | 107 (57.2) | ||
| N1 | 65 (34.8) | 1138 (25.2) | 65 (34.8) | 49 (26.2) | ||
| N2 | 11 (5.9) | 336 (7.4) | 11 (5.9) | 13 (7.0) | ||
| Unknown | 19 (10.2) | 377 (8.3) | 19 (10.2) | 18 (9.6) | ||
| M stage | 0.668 | 1 | ||||
| M0 | 102 (54.5) | 2613 (57.8) | 102 (54.5) | 102 (54.5) | ||
| M1 | 85 (45.5) | 1910 (42.2) | 85 (45.5) | 85 (45.5) | ||
| Unknown | 0 (0.0) | 1 (0.0) | ||||
- Citation: Yang WW, Fang YT, Niu YR, Sun YK. Comparison of clinicopathological characteristics and survival outcomes between gallbladder mucinous adenocarcinoma and gallbladder adenocarcinoma: A propensity score-matched study. World J Gastrointest Oncol 2023; 15(8): 1436-1450
- URL: https://www.wjgnet.com/1948-5204/full/v15/i8/1436.htm
- DOI: https://dx.doi.org/10.4251/wjgo.v15.i8.1436