Table 1: Characteristics of the cohort by sex.

MenWomen
Number17643847
MeanSDMeanSD

Age at time of dental survey (years)816.5807.1
Age at last followup (years)895.9906.2
Followup years8.25.29.95.3
At time of original survey (1981–1985):
Active activities (hrs/day)1.21.31.11.2
Other activities (hrs/day)3.92.84.82.7
Alcohol (drinks/day)1.71.51.3 1.2
Caffeine (mg/day)190176182 169
Body mass index (kg/m2)25 2.724 3.5
Number of natural teeth19.010.520.59.9

No.%No.%

Medical history
 High blood pressure57232136736
 Angina192 112757.1
 Heart attack212 121544.0
 Stroke58 3.363 1.6
 Cancer99 5.6444 12
 Diabetes1015.7134 3.5
 Rheumatoid arthritis583.3216 5.6
Smoke
 Never651 372065 54
 Past980 561320 34
 Current1337462 12
Dentures92452170344
Deceased by December 31, 20091588 90316582