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. Author manuscript; available in PMC: 2018 Oct 1.
Published in final edited form as: Oral Oncol. 2017 Oct;73:111–117. doi: 10.1016/j.oraloncology.2017.08.009

Table 4.

5-year survival with other dental indicators

Variable* Haz. Ratio [95% Conf. Interval] P-Value
Cases n=1127; 443 deaths

Dental Exam in last 10 years (vs. none) 0.76 0.61 0.95 0.02
Amount Brush Teeth per day (once/day as comparison group)
 Twice or more 0.80 0.64 1.00 0.05
 Less than once 0.99 0.74 1.33 0.95
> 5 Lost Teeth (< 5 as comparison group) 0.94 0.74 1.18 0.57
Gum disease 0.83 0.66 1.04 0.10
Loose teeth 1.13 0.91 1.39 0.27

Controls n=1262; 115 deaths

Dental Exam in last 10 years (vs. none) 0.64 0.41 1.01 0.05
Amount Brush Teeth per day (once/day as comparison group)
 Twice or more 0.76 0.51 1.15 0.20
 Less than once 0.94 0.46 1.90 0.86
> 5 Lost Teeth (< 5 as comparison group) 1.39 0.89 2.16 0.15
Gum disease 0.81 0.52 1.26 0.35
Loose teeth 1.15 0.73 1.81 0.56
*

Controlling for age, sex, race, income, education, insurance, tobacco and alcohol use, and T, N, and M-stage for cases