TABLE 1.
Characteristics of patients who underwent radical prostatectomy by operative approach
| Total | RARP | ORP | ||
|---|---|---|---|---|
| N | 354,752 | 297,676 (83.9%) | 57,076 (16.1%) | |
| Parameter | % | % | % | P Value |
| Surgical Approach | <0.001 | |||
| Robotic | 295,369 | 100 | 0 | |
| Robotic Converted | 2,307 | 100 | 0 | |
| Open | 57,076 | 0 | 100 | |
| Rurality | <0.001 | |||
| Metropolitan | 288,300 | 84.3 | 15.7 | |
| Nonmetropolitan | 44,693 | 81.3 | 18.7 | |
| Rural | 6,028 | 78.7 | 21.3 | |
| Missing | 15,731 | 85.7 | 14.3 | |
| Travel Distance (miles) | <0.001 | |||
| <40 | 243,577 | 83.3 | 16.7 | |
| ≥40 | 70,423 | 84.9 | 15.1 | |
| Missing | 40,752 | 85.6 | 14.4 | |
| Year of Diagnosis | <0.001 | |||
| 2010 | 51,682 | 75.6 | 24.4 | |
| 2011 | 54,180 | 80.3 | 19.7 | |
| 2012 | 42,694 | 82.8 | 17.2 | |
| 2013 | 41,116 | 83.6 | 16.4 | |
| 2014 | 38,648 | 85.5 | 14.5 | |
| 2015 | 40,823 | 87.2 | 12.8 | |
| 2016 | 41,723 | 88.7 | 11.3 | |
| 2017 | 43,886 | 90.7 | 9.3 | |
| Age at Diagnosis | <0.001 | |||
| ≤55 | 71,284 | 84.8 | 15.2 | |
| 56 to 60 | 79,158 | 84.4 | 15.6 | |
| 61 to 65 | 92,681 | 84.1 | 15.9 | |
| 66 to 70 | 75,582 | 84.0 | 16.0 | |
| >70 | 36,047 | 80.3 | 19.7 | |
| Race and Ethnicity | <0.001 | |||
| Non-Hispanic White | 271,448 | 84.0 | 16.0 | |
| Non-Hispanic Black | 44,994 | 82.8 | 17.2 | |
| Hispanic | 14,037 | 81.3 | 18.7 | |
| Asian | 6,596 | 87.7 | 12.3 | |
| Other or Unknown | 17,677 | 85.9 | 14.1 | |
| Insurance Status | <0.001 | |||
| Medicare, Private, or Other | 337,678 | 84.4 | 15.6 | |
| Medicaid or Uninsured | 13,604 | 75.5 | 24.5 | |
| Unknown | 3,470 | 72.7 | 27.3 | |
| Income Quartiles | <0.001 | |||
| 1 Lowest | 43,775 | 81.2 | 18.8 | |
| 2 | 61,965 | 82.1 | 17.9 | |
| 3 | 77,612 | 82.9 | 17.1 | |
| 4 Highest | 128,330 | 85.7 | 14.3 | |
| Missing | 43,070 | 85.6 | 14.4 | |
| Education Quartiles | <0.001 | |||
| 1 Lowest | 47,299 | 81.4 | 18.6 | |
| 2 | 70,607 | 82.7 | 17.3 | |
| 3 | 96,546 | 83.6 | 16.4 | |
| 4 Highest | 97,584 | 85.5 | 14.5 | |
| Missing | 42,716 | 85.6 | 14.4 | |
| Charlson-Deyo Score | <0.001 | |||
| 0 | 288,546 | 84.1 | 15.9 | |
| 1 | 54,458 | 83.3 | 16.7 | |
| 2 | 8,613 | 81.8 | 18.2 | |
| 3 or greater | 3,135 | 83.8 | 16.2 | |
| NCCN Risk Stratification | <0.001 | |||
| Very Low or Low | 50,955 | 84.2 | 15.8 | |
| Intermediate | 204,931 | 86.0 | 14.0 | |
| High or Very High | 90,983 | 79.8 | 20.2 | |
| Missing | 7,883 | 75.9 | 24.1 | |
| Pathological Stage | <0.001 | |||
| I | 12,097 | 72.1 | 27.9 | |
| II | 200,219 | 83.4 | 16.6 | |
| III | 83,155 | 84.8 | 15.2 | |
| Missing | 59,281 | 86.8 | 13.2 | |
| Gleason Score | <0.001 | |||
| 6 | 81,460 | 80.1 | 19.9 | |
| 7 (3+4) | 167,808 | 85.5 | 14.5 | |
| 7 (4+3) | 63,864 | 85.8 | 14.2 | |
| 8 | 17,128 | 83.5 | 16.5 | |
| 9 or 10 | 21,134 | 82.2 | 17.8 | |
| Program Type | <0.001 | |||
| Nonacademic | 208,727 | 83.3 | 16.7 | |
| Academic | 146,025 | 84.8 | 15.2 | |
| Hospital Annual Surgical Volume Quartiles | <0.001 | |||
| <8 | 4,170 | 40.2 | 59.8 | |
| 8 to <22 | 25,996 | 67.7 | 32.3 | |
| 22 to <58 | 83,503 | 81.0 | 19.0 | |
| ≥58 | 241,083 | 87.4 | 12.6 | |
RARP, Robot-Assisted Radical Prostatectomy
ORP, Open Radical Prostatectomy