Table 5.
Cox proportional hazards models for disease-specific 5-year survival in each decade, stratified by race/ethnicity.
| Non-Hispanic white HR (95% CI)1 |
Hispanic white HR (95% CI)1 |
Black HR (95% CI)1 |
Asian HR (95% CI)1 |
Pinteraction2 | |
|---|---|---|---|---|---|
| Small intestine | |||||
| 2000s | 1.00 | 1.00 | 1.00 | 1.00 | |
| 1990s | 1.35 (1.11-1.64) | 2.00 (1.02-3.90) | 1.41 (0.84-2.36) | 2.35 (0.64-8.59) | |
| 1980s | 1.72 (1.37-2.15) | 1.35 (0.41-4.41) | 1.36 (0.73-2.53) | 1.53 (0.38-6.24) | |
| 1970s | 1.97 (1.49-2.60) | n/a | 1.01 (0.38-2.68) | n/a | |
| Ptrend | < 0.001 | 0.467 | 0.235 | 0.423 | 0.957 |
| Rectum | |||||
| 2000s | 1.00 | 1.00 | 1.00 | 1.00 | |
| 1990s | 1.56 (1.03-2.38) | 1.29 (0.36-4.70) | 1.61 (0.85-3.07) | 0.97 (0.29-3.25) | |
| 1980s | 1.05 (0.62-1.78) | n/a | 1.70 (0.71-4.07) | 4.74 (0.87-25.8) | |
| 1970s | 1.62 (0.81-3.23) | n/a | 0.59 (0.13-2.70) | n/a | |
| Ptrend | 0.083 | 0.108 | 0.992 | 0.310 | 0.658 |
| Stomach | |||||
| 2000s | 1.00 | 1.00 | 1.00 | 1.00 | |
| 1990s | 1.24 (0.84-1.85) | 0.71 (0.29-1.75) | 0.58 (0.23-1.46) | 1.22 (0.46-3.26) | |
| 1980s | 1.03 (0.59-1.81) | n/a | 1.06 (0.31-3.62) | 0.49 (0.12-1.94) | |
| 1970s | 1.50 (0.78-2.92) | n/a | n/a | 14.2 (1.37-148.) | |
| Ptrend | 0.317 | 0.315 | 0.584 | 0.850 | 0.517 |
| Colon | |||||
| 2000s | 1.00 | 1.00 | 1.00 | 1.00 | |
| 1990s | 1.09 (0.90-1.33) | 1.66 (0.75-3.64) | 1.30 (0.72-2.33) | 0.79 (0.31-2.02) | |
| 1980s | 1.19 (0.92-1.53) | n/a | 3.20 (1.41-7.27) | 0.15 (0.03-0.81) | |
| 1970s | 1.34 (0.99-1.83) | n/a | 1.33 (0.30-5.95) | 1.15 (0.14-9.77) | |
| Ptrend | 0.014 | 0.117 | 0.031 | 0.209 | 0.240 |
Note: Appendiceal NETs were excluded from this analysis due to small numbers.
1 Adjusted for age (continuous), stage (localized vs. regional vs. distant), sex, and registry site
2 P value for interaction term between race and year of diagnosis (continuous) in Cox proportional hazards model