TABLE 5
Risk factors/indicators associated with CHD in older veterans � Results of logistic regression analysis.* 

Risk factor/indicator 
Independent living 
Dependent living 

All subjects (n = 195)� 
Dentate subjects (n = 147)� 
All subjects (n = 114)§ 
Dentate subjects (n = 52)** 

Odds ratio 
95% confidence interval 
Odds ratio 
95% confidence interval 
Odds ratio 
95% confidence interval 
Odds ratio 
95% confidence interval 

Streptococcus sanguis (log10/mL saliva) 
0.9 
0.81.01 
0.86�� 
0.760.98 
0.74�� 
0.630.87 
0.74�� 
0.590.93 
No. of teeth  
Zero 
1.00 



1.00 



One14 
1.8 
0.074.9 
2.83�� 
1.117.2 
6.16�� 
1.6023.7 
3.85�� 
1.00114.8 
1528 
0.92 
0.422.0 
1.00 

1.28 
0.394.15 
1.00 

Complaint of xerostomia 
1.94 
0.904.21 
2.6�� 
1.026.62 
2.92�� 
1.028.39 
NA�� 
NA�� 
No. of medications 
1.21�� 
1.091.34 
1.20�� 
1.071.36 
NA�� 
NA�� 
NA�� 
NA�� 
Plaque BANA score 
NA�� 
NA�� 
2.46�� 
1.135.38 
NA�� 
NA�� 
NA�� 
NA�� 
PBS* < 0.5 (healthy) 
NA�� 
NA�� 
1.0 

NA�� 
NA�� 
NA�� 
NA�� 
PBS < 1.5 (nonbleeding) 


2.42 
0.747.6 




PBS > 1.5 (bleeding) 


4.6�� 
1.3215.97 




Alcohol use  
None 
1.0 







Occasionally 
0.77 
0.391.5 






Daily 
0.21�� 
0.060.69 






Smoking status  
Never 
NA�� 
NA�� 
NA�� 
NA�� 
1.0 

NA�� 
NA�� 
Quit 




11.9�� 
1.4399.5 


Current 




4.9 
0.5444.8 


Dietcontrolled diabetes 
NA�� 
NA�� 
NA�� 
NA�� 
0.21�� 
0.060.7 
NA�� 
NA�� 
Likelihood ratio 
37.7 
37.7 
32.77 
10.45 

Degrees of freedom 
7 
7 
7 
2 

P  value 
.0001 
.0001 
.0001 
.005 

* CHD: coronary heart disease; PBS: papillary bleeding score. � Of the 195 subjects for whom we had complete data, 113 did not have a diagnosis of CHD and 82 did, for a prevalence of 42 percent. � Of the 147 subjects for whom we had complete data, 86 did not have a diagnosis of CHD and 61 did, for a prevalence of 41 percent. § Of the 114 subjects for whom we had complete data, 71 had a diagnosis of CHD and 45 did not, for a prevalence of 62 percent. ** Of the 52 subjects for whom we had complete data, 34 had a diagnosis of CHD and 18 did not, for a prevalence of 65 percent. �� Significant values. �� NA: not applicable. The variable was omitted from the model. 