Research Article

The Predictive Role of Tooth Extractions, Oral Infections, and hs-C-Reactive Protein for Mortality in Individuals with and without Diabetes: A Prospective Cohort Study of a 12 1/2-Year Follow-Up

Table 1

Baseline characteristics among persons according to diabetes status. A 12 1/2-year follow-up of Oslo men of the Oslo II study of 2000.

Risk factorDiabetes
Nondiabetes
Mean (SD) or n (%)Mean (SD) or n (%)

Oral health
Total number of extractions, n mean (SD)5.46 (8.36)4.11 (6.78)
Total number of tooth extractions by group, n, test of trend1 = 0-1179 (42.1)2747 (45.7)
2 = 2–4111 (26.1)1815 (30.2)
3 = 5–858 (13.6)731 (12.2)
4 = 9–3160 (14.1)572 (9.5)
5 = 3217 (4.0)144 (2.4)
Tooth extraction by infection (TE), n (%)267 (62.8)3350 (55.7)
Periodontitis (PI), n (%)49 (12.5)342 (6.0)
TE and PI combined (OI), n (%)280 (65.9)3510 (58.4)
Medication
Antihypertensive drugs, n (%)196 (54.3)1507 (28.0)
Cholesterol-reducing drugs, n (%)113 (33.0)899 (17.0)
Take insulin, n (%)342 (80.5)
Glucose-reducing drugs, n (%)222 (52.2)
General measurements
Age in 2000, years mean (SD)70.4 (4.7)69.2 (6.3)
Glucose, nonfasting, mmol/l mean (SD)9.72 (4.0)5.6 (1.2)
Systolic blood pressure, mmHg mean (SD)149.7 (22.6)144.0 (20.2)
BMI, Kg/mm2 mean (SD)27.8 (3.8)26.2 (3.3)
Total cholesterol, mmol/l mean (SD)5.4 (1.1)6.0 (1.1)
Triglycerides, mmol/l mean (SD)2.3 (1.3)1.9 (1.1)
HDL, mmol/l mean (SD)1.3 (0.4)1.4 (0.4)
hs-CRP, mmol/l mean (SD) n diabetes 331, nondiabetes 46624.5 (9.3)3.5 (9.0)
Alcohol drinking, 4–7 times per week, n (%)309 (72.7)3792 (63.1)
Daily smoking, n (%)77 (18.1)1247 (20.8)
Level of education, 1–12 mean (SD)11.7 (3.6)12.2 (3.4)
Health service use
Visit to the dentist in the last 12 monthsNone68 (17.1)796 (13.6)
1–3 times290 (72.9)4630 (79.4)
4 or more times40 (10.1)406 (7.0)
Visit to a general practitioner in the last 12 monthsNone35 (8.6)1175 (20.1)
1–3 times155 (38.3)3389 (57.9)
4 or more times215 (53.1)1286 (22.2)

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