Table 2.
Characteristics of patients with ERCP vs non‐ERCP biliary intervention
| ERCP (n, %) | Non‐ERCP intervention (n, %) | P‐value | |
|---|---|---|---|
| Total number (n = 13 719) | 11 333 (82.6%) | 2386 (17.4%) | |
| Gender | |||
| Male | 4949 (43.7%) | 1088 (45.6%) | 0.084 |
| Female | 6384 (56.3%) | 1298 (54.4%) | |
| Race | |||
| White | 9135 (80.6%) | 1838 (77.0%) | 0.01 |
| Black | 1244 (11.0%) | 317 (13.3%) | |
| Asian | 379 (3.3%) | 97 (4.1%) | |
| Hispanic | 251 (2.2%) | 60 (2.5%) | |
| Native American | 36 (0.3%) | 11 (0.5%) | |
| Other | 288 (2.5%) | 63 (2.6%) | |
| Year of diagnosis | |||
| 2003 | 1081 (9.5%) | 300 (12.6%) | 0.68b |
| 2004 | 1147 (10.1%) | 252 (10.6%) | |
| 2005 | 1060 (9.4%) | 271 (11.4%) | |
| 2006 | 1037 (9.2%) | 259 (10.9%) | |
| 2007 | 1048 (9.3%) | 218 (9.1%) | |
| 2008 | 1083 (9.6%) | 210 (8.8%) | |
| 2009 | 1034 (9.1%) | 233 (9.8%) | |
| 2010 | 1034 (9.1%) | 191 (8.0%) | |
| 2011 | 1035 (9.1%) | 179 (7.5%) | |
| 2012 | 1006 (8.9%) | 152 (6.4%) | |
| 2013 | 768 (6.8%) | 121 (5.1%) | |
| Age at diagnosis | |||
| <65 | 834 (7.4%) | 193 (8.1%) | <0.001 |
| 65‐69 | 2023 (17.9%) | 491 (20.6%) | |
| 70‐79 | 4348 (38.4%) | 957 (40.1%) | |
| 80‐89 | 3474 (30.7%) | 638 (26.7%) | |
| >90 | 654 (5.8%) | 107 (4.5%) | |
| Location of pancreatic tumor | |||
| Head of pancreas | 8245 (72.8%) | 1669 (70.0%) | 0.008 |
| Body/tail | 681 (6.0%) | 175 (7.3%) | |
| Unknown | 2407 (21.2%) | 542 (22.7%) | |
| SEER demographic | |||
| Northeast | 2425 (21.4%) | 550 (23.1%) | 0.063 |
| Southeast | 2788 (24.6%) | 537 (22.5%) | |
| Midwest | 1302 (11.5%) | 294 (12.3%) | |
| West | 4818 (24.5%) | 1005 (42.1%) | |
| Stage of disease (AJCC), sixth editiona | |||
| Stage I | 959 (9.4%) | 133 (6.4%) | <0.001 |
| Stage II | 2831 (27.6%) | 538 (25.8%) | |
| Stage III | 986 (9.6%) | 266 (12.8%) | |
| Stage IV | 3368 (32.9%) | 809 (38.8%) | |
| Unknown | 2108 (20.6%) | 340 (16.3%) | |
| Charlson comorbidity index | |||
| 0 | 3402 (38.2%) | 701 (38.9%) | 0.71 |
| 1 | 2339 (26.3%) | 457 (25.4%) | |
| ≥2 | 3166 (35.6%) | 644 (35.7%) | |
| Jaundice | |||
| Yes | 2612 (23.1%) | 325 (13.6%) | <0.001 |
| No | 8721 (77.0%) | 2061 (86.4%) | |
| Cholangitis | |||
| Yes | 271 (2.4%) | 25 (1.1%) | <0.001 |
| No | 11 062 (97.6%) | 2361 (99.0%) | |
| ICU Stay after diagnosis | |||
| Yes | 413 (3.6%) | 410 (17.2%) | <0.001 |
| No | 10 920 (96.4%) | 1976 (82.8%) | |
| Gastric outlet obstruction | |||
| Yes | 146 (1.3%) | 35 (1.5%) | 0.49 |
| No | 11 187 (98.7%) | 2351 (98.5%) | |
a
Does not include 2003 diagnoses.
b
P‐value represents test for trend.