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. Author manuscript; available in PMC: 2021 Sep 15.
Published in final edited form as: Int J Cancer. 2020 Mar 20;147(6):1587–1596. doi: 10.1002/ijc.32941

Table 3.

Race/Ethnicity-Specific Association of Periodontal Disease and Edentulism with Total Cancer Mortality, 6,034 Participants ≥40 Years Old in NHANES IIIa

Race specific
Non-Hispanic White Non-Hispanic Black Mexican-American
Cases Person-years HR (95% CI) Cases Person-years HR (95% CI) Cases Person-years HR (95% CI)
Model 1b
Periodontitis (NHANES)
No 174 33497 1 (ref) 93 16661 1 (ref) 78 17633 1 (ref)
Yes 43 6498 1.08 (0.72, 1.64) 60 7643 1.26 (0.85, 1.86) 44 5467 1.45 (0.97, 2.18)
Edentulism 112 8255 1.87 (1.34, 2.61) 54 4047 1.83 (1.20, 2.78) 27 1706 2.04 (1.00, 4.19)
Periodontitis (CDC/AAP)
No 163 33037 1 (ref) 79 17064 1 (ref) 68 17289 1 (ref)
Mild 6 1009 0.86 (0.38, 1.95) 5 1192 0.75 (0.34, 1.63) 3 637 0.74 (0.18, 3.06)
Moderate 39 5053 1.23 (0.76, 1.98) 50 4693 1.62 (1.08, 2.44) 43 4315 1.82 (1.19, 2.80)
Severe 9 896 1.96 (0.77, 4.99) 19 1355 2.40 (1.20, 4.81) 8 858 1.48 (0.54, 4.06)
P-trend 0.17 0.01 0.03
Edentulism 112 8255 1.94 (1.39, 2.71) 54 4047 2.09 (1.29, 3.40) 27 1706 2.30 (1.07, 4.96)
Model 2c
Periodontitis (NHANES)
No 174 33497 1 (ref) 93 16661 1 (ref) 78 17633 1 (ref)
Yes 43 6498 0.93 (0.62, 1.39) 60 7643 1.23 (0.82, 1.85) 44 5467 1.34 (0.85, 2.11)
Edentulism 112 8255 1.50 (1.09, 2.05) 54 4047 1.60 (1.05, 2.43) 27 1706 1.96 (0.99, 3.88)
Periodontitis (CDC/AAP)
No 163 33037 1 (ref) 79 17064 1 (ref) 68 17289 1 (ref)
Mild 6 1009 0.84 (0.37, 1.90) 5 1192 0.79 (0.37, 1.70) 3 637 0.72 (0.18, 2.81)
Moderate 39 5053 0.96 (0.59, 1.54) 50 4693 1.39 (0.92, 2.11) 43 4315 1.67 (1.00, 2.79)
Severe 9 896 1.40 (0.53, 3.68) 19 1355 1.97 (0.93, 4.15) 8 858 1.30 (0.37, 4.55)
P-trend 0.71 0.09 0.13
Edentulism 112 8255 1.52 (1.11, 2.09) 54 4047 1.74 (1.06, 2.86) 27 1706 2.16 (1.02, 4.59)
Model 3d
Periodontitis (NHANES)
No 174 33497 1 (ref) 93 16661 1 (ref) 78 17633 1 (ref)
Yes 43 6498 0.94 (0.62, 1.40) 60 7643 1.20 (0.81, 1.80) 44 5467 1.23 (0.79, 1.94)
Edentulism 112 8255 1.51 (1.08, 2.13) 54 4047 1.53 (1.00, 2.33) 27 1706 1.90 (0.91, 3.98)
Periodontitis (CDC/AAP)
No 163 33037 1 (ref) 79 17064 1 (ref) 68 17289 1 (ref)
Mild 6 1009 0.83 (0.35, 1.94) 5 1192 0.71 (0.32, 1.59) 3 637 0.71 (0.10, 2.65)
Moderate 39 5053 0.95 (0.58, 1.57) 50 4693 1.40 (0.94, 2.10) 43 4315 1.48 (0.84, 2.62)
Severe 9 896 1.41 (0.52, 3.87) 19 1355 1.92 (0.92, 3.98) 8 858 1.12 (0.33, 3.78)
P-trend 0.71 0.11 0.28
Edentulism 112 8255 1.54 (1.08, 2.19) 54 4047 1.68 (1.03, 2.74) 27 1706 2.04 (0.90, 4.64)
a

HR = hazard ratio, CI = confidence interval, CDC/AAP = Centers for Disease Control/American Academy of Periodontology

b

Model 1 adjusted for age in years (continuous), and sex (males and females).

c

Model 2 adjusted for age in years (continuous), sex (males and females), body mass index (continuous), pack years (continuous), smoking status (never, former, current), and diabetes (non-diabetic, pre-diabetic, diabetic).

d

Model 3 adjusted for age in years (continuous), sex (males and females), body mass index (continuous), pack years (continuous), smoking status (never, former, current), diabetes (non-diabetic, pre-diabetic, diabetic), education (<high school, high school, >high school), annual family income (<$25000, $25000-$74999, >$74999), and health insurance (covered and not covered).