TABLE 2.
Univariate analysis of resected pathologic stage IIB PACC
| Univariate analysis of pathologic stage IIB | ||||
|---|---|---|---|---|
| Covariate | Level | N | OS |
|
| Hazard ratio (95% CI) | p value | |||
|
| ||||
| Cohorts | Surgery + therapy | 59 | 0.47 (0.28–0.79) | 0.004 |
| Surgery alone | 30 | − | − | |
|
| ||||
| Age | ≥65 | 46 | 1.51 (0.91–2.50) | 0.111 |
| <65 | 43 | − | − | |
|
| ||||
| Sex | Female | 22 | 1.16 (0.66–2.04) | 0.597 |
| Male | 67 | − | − | |
|
| ||||
| Race | Others | 9 | 0.89 (0.38–2.06) | 0.78 |
| White | 80 | − | − | |
|
| ||||
| Facility type | Others | 31 | 1.82 (1.08–3.05) | 0.023 |
| Academics | 56 | − | − | |
|
| ||||
| Charlson-Deyo | 1 | 22 | 1.23 (0.69–2.19) | 0.487 |
| Score | 2+ | 5 | 2.84 (0.98–8.23) | 0.054 |
| 0 | 62 | − | − | |
|
| ||||
| Primary payor | Private | 31 | 0.53 (0.30–0.93) | 0.027 |
| Others | 58 | − | − | |
|
| ||||
| Grade | Moderately differentiated |
25 | 0.96 (0.27–3.39) | 0.944 |
| Poorly | 33 | 1.51 (0.44–5.18) | 0.513 | |
| differentiated/ | ||||
| undifferentiated | ||||
| Well differentiated | 4 | − | − | |
|
| ||||
| LVI, 2010 | Present | 41 | 0.57 (0.26–1.22) | 0.146 |
| Unknown | 7 | 0.88 (0.29–2.63) | 0.818 | |
| Not present | 12 | − | − | |
|
| ||||
| Primary site | Others | 39 | 1.15 (0.69–1.92) | 0.581 |
| Head | 50 | − | − | |
|
| ||||
| Surgical margin | Negative | 67 | 0.46 (0.26–0.82) | 0.008 |
| Positive | 21 | − | − | |
|
| ||||
| Tumor size | >4 | 51 | 1.30 (0.78–2.18) | 0.312 |
| ≤4 | − | − | ||
Abbreviations: CI, confidence interval; OS, overall survival; PACC, pancreatic acinar cell carcinoma.