Table 2

Demographics and clinical characteristics of patients who had a myocardial infarction with and without periodontitis

VariableNon-periodontitis (n=50)Periodontitis (n=50)P value*
Age (years)55.4 (±9.1)63.4 (±6.4)<0.001
Sex (male/female), n40/1036/140.349
Smoking at admission, n
 Current smoker625<0.001
 Ex-smoker1122
Smoking at follow-up, n
 Current smoker212<0.001
 Ex-smoker1734
Peripheral artery disease (n)200.495
Hypertension (n)16130.509
Diabetes (n)7140.086
Rheumatic disease (n)680.592
Pulmonary disease (n)970.585
Kidney disease (n)121.000
WC (cm)100.1 (±11.3)98.7 (±13.7)0.578
BMI (kg/m2)27.7 (±4.2)27.1 (±4.5)0.516
SBP (mmHg)127.6 (±16.2)133.8 (±17.7)0.069
DBP (mmHg)75.2 (±9.8)79.3 (±10.3)0.047
Heart rate71.7 (±14.5)80.0 (±22.0)0.029
Pharmacological treatment at follow-up, n
 Renin–angiotensin inhibitors36370.692
 Aspirin50480.495
 β-blockers47440.487
 Statins48490.495
 Anti-inflammatory agents011.000
 Corticosteroids011.000
Laboratory
 HbA1c (mmol/mol)39.4 (±8.4)41.9 (±8.2)0.133
 Triglycerides (mmol/L)1.2 (±0.6)1.4 (±0.8)0.285
 Total cholesterol (mmol/L)3.9 (±0.7)4.1 (±0.8)0.207
 HDL cholesterol (mmol/L)1.2 (±0.4)1.3 (±0.4)0.439
 Fibrinogen (g/L)3.3 (±0.8)3.6 (±0.8)0.096
 Apolipoprotein B (g/L)0.7 (±0.2)0.8 (±0.2)0.243
 Apolipoprotein A1 (g/L)1.3 (±0.3)1.4 (±0.3)0.730
 hs-CRP (mg/L)2.2 (±2.4)2.5 (±2.5)0.569
 WCC (×109/L)6.1 (±1.4)7.0 (±1.9)0.009
Periodontal parameters
 No of teeth26.1 (±4.2)16.1 (±7.6)0.001
 PPD ≥4 mm (%)13.9 (±13.9)35.5 (±26.4)<0.001
 Bone loss (%)10.3 (±1.1)41.6 (±9.2)<0.001
  • Continuous variables are presented as mean and SD and categorical variables as natural frequencies.

  • *P values were compared by t-test or χ2/Fisher’s exact test.

  • BMI, body mass index; DBP, diastolic blood pressure; HbA1c, glycohaemoglobin A1c; HDL, high-density lipoproteins; hs-CRP, high-sensitivity C reactive protein; MI, myocardial infarction; PPD, probing pocket depth; ; SBP, systolic blood pressure; WC, waist circumference; WCC, white cell count.