TABLE 2.
Odds for completion of adjuvant chemotherapy after upfront surgical resection for pancreatic adenocarcinoma among patients who received at least one dose of adjuvant chemotherapy
| OR | 95% CI | ||
|---|---|---|---|
| Diagnosis period | |||
| 2004–2008 | 1.00 Reference | ||
| 2009–2013 | 1.05 | 0.75 | 1.45 |
| Age categories (years) | |||
| 66–69 | 1.00 Reference | ||
| 70–74 | 1.20 | 0.79 | 1.82 |
| 75–79 | 0.97 | 0.62 | 1.51 |
| 80–84 | 0.73 | 0.42 | 1.26 |
| ≥ 85 | 0.43 | 0.15 | 1.22 |
| Gender | |||
| Male | 1.00 Reference | ||
| Female | 0.84 | 0.61 | 1.16 |
| Race | |||
| Non-Hispanic white | 1.00 Reference | ||
| Black | 0.77 | 0.36 | 1.61 |
| Other | 0.61 | 0.35 | 1.06 |
| Surgical procedure | |||
| Whipple | 1.00 Reference | ||
| Total pancreatectomy | 1.35 | 0.87 | 2.09 |
| Other | 0.95 | 0.60 | 1.51 |
| Tumor size (cm) | |||
| <2 | 1.00 Reference | ||
| ≥ 2 | 1.43 | 0.82 | 2.49 |
| T stage | |||
| 1 and 2 | 1.00 Reference | ||
| 3 | 1.12 | 0.74 | 1.69 |
| 4 | 0.64 | 0.15 | 2.73 |
| CCI | |||
| 0 | 1.00 Reference | ||
| 1 | 0.82 | 0.57 | 1.2 |
| ≥ 2 | 0.57 | 0.36 | 0.91 |
| Nodal metastases | |||
| None | 1.00 Reference | ||
| Yes | 1.67 | 1.14 | 2.46 |
| No nodes evaluated | 1.75 | 0.78 | 3.93 |
| Lymph nodes evaluated | |||
| < 15 | 1.00 Reference | ||
| 15+ | 1.08 | 0.77 | 1.51 |
| NCI-designated cancer center | |||
| No | 1.00 Reference | ||
| Yes | 4.25 | 2.68 | 6.76 |
Bold type designates statistical significance
OR odds ratio, CI confidence interval, CCI Charlson Comorbidity Index, NCI National Cancer Institute