Table 1. Demographic, Clinical, and Hospital Characteristics of Patients Undergoing Minimally Invasive Pancreaticoduodenectomy.
| Characteristic | No. (%)a | P Value | ||
|---|---|---|---|---|
| Volume | All Patients (n = 865) |
|||
| Low (n = 717) |
High (n = 148) |
|||
| Patient age, median (IQR), y | 67 (58-74) | 68 (60-74) | 67 (59-74) | .17 |
| Male | 388 (54) | 86 (58) | 474 (55) | .41 |
| Race/ethnicity | ||||
| White | 474 (66) | 134 (90) | 608 (70) | .002 |
| Black | 45 (6) | <10b | 49 (6) | |
| Hispanic | 49 (7) | <10b | 55 (6) | |
| Insurance type | ||||
| Private | 277 (39) | 55 (37) | 332 (38) | .28 |
| Medicare/Medicaid | 411 (57) | 90 (61) | 501 (58) | |
| Other/no charge | 29 (4) | <10b | 32 (3) | |
| Charlson/Deyo score | ||||
| 0 | 413 (58) | 95 (64) | 508 (59) | .22 |
| 1 | 234 (33) | 44 (30) | 278 (32) | |
| ≥2 | 70 (10) | <10b | 79 (9) | |
| Diagnosis | ||||
| Cancer | 618 (86) | 129 (87) | 747 (86) | .79 |
| Pancreatitis/other | 77 (11) | 27 (10) | 91 (11) | |
| Hospital type | ||||
| Nonteaching | 53 (7) | 0 | 53 (6) | <.001 |
| Teaching | 538 (75) | 148 (100) | 686 (79) | |
| No. of hospitals | 274 | 3 | ||
| Open PD hospital volume | ||||
| Low (<11 cases/y) | 228 (32) | 0 | 228 (26) | <.001 |
| High (≥11 cases/y) | 464 (65) | 148 (100) | 612 (71) | |
Abbreviations: IQR, interquartile range; PD, pancreaticoduodenectomy.
a
Percentages may not add up to 100% owing to missing data.
b
Data suppressed due to small cell size (n < 10), per the data set policy.