Table 1.

Proportional hazards model for impact of TDT on overall survival in patients

<60 years old. The adjusted column represents hazard ratio (HR) values adjusted for year of diagnosis, age, sex, race, ethnicity, insurance, academic hospital, charlson-deyo score, income, education.

TDT	Unadjusted HR	95% CI	P-value	Adjusted HR	95% CI	P-value
0	1.07	1.02– 1.13	.008	1.10	1.04–1.16	< .001
1–4	Ref			Ref
5–8	1.10	1.06 – 1.14	< .001	1.05	1.01–1.09	.026
9 or more	1.17	1.13 – 1.22	< .001	1.08	1.04–1.12	< .001