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

0.8-1.01

0.86��

0.76-0.98

0.74��

0.63-0.87

0.74��

0.59-0.93

No. of teeth

Zero

1.00

 

 

 

1.00

 

 

 

One-14

1.8

0.07-4.9

2.83��

1.11-7.2

6.16��

1.60-23.7

3.85��

1.001-14.8

15-28

0.92

0.42-2.0

1.00

 

1.28

0.39-4.15

1.00

 

Complaint of xerostomia

1.94

0.90-4.21

2.6��

1.02-6.62

2.92��

1.02-8.39

NA��

NA��

No. of medications

1.21��

1.09-1.34

1.20��

1.07-1.36

NA��

NA��

NA��

NA��

Plaque BANA score

NA��

NA��

2.46��

1.13-5.38

NA��

NA��

NA��

NA��

PBS* < 0.5 (healthy)

NA��

NA��

1.0

 

NA��

NA��

NA��

NA��

PBS < 1.5 (nonbleeding)

 

 

2.42

0.74-7.6

 

 

 

 

PBS > 1.5 (bleeding)

 

 

4.6��

1.32-15.97

 

 

 

 

Alcohol use

None

1.0

 

 

 

 

 

 

 

Occasionally

0.77

0.39-1.5

 

 

 

 

 

 

Daily

0.21��

0.06-0.69

 

 

 

 

 

 

Smoking status

Never

NA��

NA��

NA��

NA��

1.0

 

NA��

NA��

Quit

 

 

 

 

11.9��

1.43-99.5

 

 

Current

 

 

 

 

4.9

0.54-44.8

 

 

Diet-controlled
diabetes

NA��

NA��

NA��

NA��

0.21��

0.06-0.7

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.