Table 4. Age‐ and Smoking‐ (Status and Pack‐Years) Adjusted Hazard Ratios (HR) and 95% CI of Total Mortality for History of Periodontitis and Edentulism According to Study Subgroups
EventsPeriodontitisEdentulism
HR (95% CI)aHR (95% CI)a
Age, y
50 to 59 (n=8354)2241.25 (0.95–1.65)1.53 (0.84–2.81)
60 to 69 (n=24 945)10471.18 (1.03–1.34)1.46 (1.18–1.81)
≥70 (n=23 702)25451.02 (0.94–1.12)1.47 (1.30–1.66)
Interaction P‐value0.120.99
Race‐ethnicity
White (n=48 999)34511.06 (0.99–1.15)1.44 (1.28–1.61)
Black (n=3589)1871.01 (0.74–1.37)1.58 (1.11–2.26)
Other (n=4413)1781.48 (1.08–2.02)1.73 (1.10–2.73)
Interaction P‐value0.120.68
Smoking pack‐years
0 (n=30 216)17311.13 (1.01–1.27)1.43 (1.19–1.72)
≤40 (n=23 021)15971.08 (0.97–1.20)1.67 (1.43–1.96)
>40 (n=3764)5061.06 (0.89–1.26)1.38 (1.11–1.73)
Interaction P‐value0.750.28
History of treated diabetes mellitus
No (n=54 154)35211.07 (0.99–1.15)1.42 (1.27–1.60)
Yes (n=2847)2951.23 (0.96–1.58)1.44 (1.08–1.93)
Interaction P‐value0.230.94
Dental visits
≥1 time per year30051.10 (1.02–1.19)1.63 (1.30–2.04)
<1 time per year8111.16 (0.98–1.37)1.08 (0.93–1.24)
Interaction P‐value0.610.002
  • a HR comparing women with periodontitis or edentulism to women without either condition (referent group), within stratum of each modifying factor.