Table 5.
Process and Outcomes of Surgical Treatments among Patients with Pancreatic Tumors Who Received Pancreatectomy as First Course of Treatment by Travel Distance, National Cancer Database 2004 to 2013 (N = 44,476)
| Variable | 0 to 10 miles (n = 39,967) |
10 to 30 miles (n = 5,425) |
30 to 100 miles (n = 39,967) |
≥100 miles (n = 5,425) |
Chi-square p Value |
|---|---|---|---|---|---|
| Location of diagnosis | <0.0001 | ||||
| Reporting facility/staff physician office | 9,777 (87.7) | 8,841 (79.7) | 8,281 (74.3) | 7,905 (71.3) | |
| Elsewhere | 1,375 (12.3) | 2,250 (20.3) | 2,871 (25.7) | 3,176 (28.7) | |
| Type of cancer program at reporting facility | |||||
| Academic/research program | 4,998 (44.8) | 6,114 (55.1) | 7,335 (65.8) | 8,561 (77.3) | |
| Comprehensive community program | 4,204 (37.7) | 3,263 (29.4) | 2,630 (23.6) | 1,787 (16.1) | <0.0001 |
| Integrated network program | 1,057 (9.5) | 1,040 (9.4) | 693 (6.2) | 369 (3.3) | |
| Community program | 598 (5.4) | 308 (2.8) | 160 (1.4) | 76 (0.7) | |
| Operation to discharge, d, median (IQR) | 9 (7–15) | 9 (6–13) | 8 (6–13) | 8 (6–13) | |
| Total pancreatectomy volume of operating hospital, n, median (IQR) | 80 (33–177) | 145 (67–280) | 219 (98–435) | 295 (163–648) | |
| Procedure volume of reporting facility | <0.0001 | ||||
| Low or medium | 9,453 (84.8) | 8,070 (72.8) | 6,901 (61.9) | 5,050 (45.6) | |
| High | 1,699 (15.2) | 3,021 (27.2) | 4,251 (38.1) | 6,031 (54.4) | |
| From diagnosis to operation, d, median (IQR) | 9 (0– 27) | 12 (0–29) | 14 (0–32) | 15 (0–34) | |
| Had operation within 30 d of diagnosis | <0.0001 | ||||
| Yes | 8,754 (78.5) | 8,423 (75.9) | 8,177 (73.3) | 7,897 (71.3) | |
| No | 2,398 (21.5) | 2,668 (24.1) | 2,975 (26.7) | 3,184 (28.7) | |
| Died within 30 d of operation | 0.001 | ||||
| No | 8,624 (93.9) | 8,529 (95.39) | 8,531 (95.56) | 8,470 (95.5) | |
| Yes | 463 (5.04) | 330 (3.69) | 305 (3.42) | 283 (3.19) | |
| Unknown | 97 (1.06) | 82 (0.92) | 91 (1.02) | 116 (1.31) | |
| Died within 90 d of operation | <0.0001 | ||||
| No | 8,140 (88.63) | 8,184 (91.53) | 8,159 (91.4) | 8,081 (91.12) | |
| Yes | 910 (9.91) | 644 (7.2) | 629 (7.05) | 580 (6.54) | |
| Unknown | 134 (1.46) | 113 (1.26) | 139 (1.56) | 208 (2.35) | |
| Readmission within 30 d of surgical discharge | <0.0001 | ||||
| Not readmitted | 9,616 (86.2) | 9,609 (86.6) | 9,779 (87.7) | 9,840 (88.8) | |
| Index readmission | 951 (8.5) | 1005 (9.1) | 973 (8.7) | 847 (7.6) | |
| Non-index readmission | 313 (2.8) | 255 (2.3) | 228 (2.0) | 224 (2.0) | |
| Both index and non-index readmissions | 22 (0.2) | 35 (0.3) | 28 (0.3) | 35 (0.3) | |
| Unknown | 250 (2.2) | 187 (1.7) | 144 (1.3) | 135 (1.2) |
Values are n (%) unless otherwise noted.
IQR, interquartile range.