Research Article
Sociodemographic Predictors of Survival in Differentiated Thyroid
Cancer: Results from the SEER Database
Table 6
Treatment effects by location.
| SEER registry location | Surgery HR (95% CI) | Radioactive iodine |
| San Francisco/Oakland | 0.56 (0.22–1.38) | 0.90 (0.60–1.35) | Connecticut | 0.50 (0.19–1.30) | 1.02 (0.65–1.59) | Metropolitan Detroit | 0.37 (0.08–1.73) | 0.91 (0.64–1.30) | Hawaii | 0.02 (0.002–0.19) | 0.63 (0.40–1.01) | Iowa | 0.03 (0.01–0.17) | 0.76 (0.51–1.13) | New Mexico | 4.15 (0.22–78.8) | 1.38 (0.73–2.59) | Seattle (Puget Sound) | 0.18 (0.04–0.83) | 0.89 (0.59–1.35) | Utah | 0.04 (0.01–0.16) | 1.22 (0.65–2.28) | Metropolitan Atlanta | 0.55 (0.10–3.15) | 0.84 (0.50–1.42) | Alaska | — | — | San Jose/Monterey | 0.15 (0.01–1.45) | 0.89 (0.40–1.95) | Los Angeles | 0.56 (0.26–1.22) | 0.64 (0.48–0.84) | Rural Georgia | — | — | Greater California (excluding above regions) | 0.22 (0.08–0.63) | 0.67 (0.39–1.15) | Kentucky | — | 0.72 (0.21–2.42) | Louisiana | 0.15 (0.04–0.54) | 0.73 (0.29–1.81) | New Jersey | 0.89 (0.33–2.40) | 1.24 (0.63–2.44) |
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