Table 2.

Kaplan–Meier, 5-year age-standardized relative survival, and Cox proportional hazards model survival estimates according to deprivation levels of patients diagnosed with head and neck cancer in Germany, 2009–2013

Deprivation quintiles	Kaplan–Meier estimated 5-year overall survival (unadjusted) (95% CI)	5-year age-standardized relative survival (95% CI)	Cox proportional hazards model* Hazard Ratio (95% CI)
Quintile 1	53.2 (50.9–55.6)	56.7 (53.2–59.9)	Reference
Quintile 2	51.2 (49.0–53.6)	56.0 (55.3–60.3)	1.09 (1.01–1.18)
Quintile 3	49.1 (46.6–51.8)	54.0 (50.6–57.3)	1.11 (1.03–1.21)
Quintile 4	51.0 (49.3–52.8)	55.3 (52.8–57.7)	1.13 (1.05–1.21)
Quintile 5	47.9 (46.3–49.6)	50.8 (48.5–53.0)	1.25 (1.17–1.34)

CI  confidence interval

^*Adjusted for age, sex, and year of diagnosis