Table 2.
Age, education level, income, and clinical characteristics of participants with and without observed severe periodontitis.
| Characteristic | All observations (n=3883) | Observations of participants with severe periodontitis (n=1333) | Observations of participants with nonsevere periodontitis (n=2550) | |
| Age (years), mean (SD) | 54.4 (5.0) | 55.0 (5.1) | 54.0 (5.0) | |
| Education level, n (%) | ||||
|
|
High school graduate or lower | 767 (19.8) | 406 (30.4) | 361 (14.2) |
|
|
Vocational school graduate | 1282 (33) | 522 (39.2) | 760 (29.8) |
|
|
Bachelor degree graduate | 1519 (39.1) | 341 (25.6) | 1178 (46.2) |
|
|
Above bachelor degree | 315 (8.1) | 64 (4.8) | 251 (9.8) |
| Monthly income in Baht (US $), n (%) | ||||
|
|
Less than 20,000 (US $600) | 306 (7.9) | 149 (11.2) | 157 (6.2) |
|
|
Between 20,000-49,999 (US $600-$1499.97) | 828 (21.3) | 365 (27.4) | 463 (18.1) |
|
|
More than 50,000 (US $1500) | 2749 (70.8) | 819 (61.4) | 1930 (75.7) |
| Body mass index, mean (SD) | 24.9 (3.7) | 24.9 (3.7) | 24.8 (3.7) | |
| Waist to hip ratio, mean (SD) | 0.9 (0.1) | 0.9 (0.1) | 0.9 (0.1) | |
| Diabetes mellitus, n (%) | 499 (12.9) | 234 (17.5) | 265 (10.4) | |
| Hypertension, n (%) | 1741 (44.8) | 676 (50.7) | 1065 (41.8) | |
| Dyslipidemia, n (%) | 2775 (71.5) | 954 (71.6) | 1821 (71.4) | |
| Chronic kidney disease, n (%) | 293 (7.5) | 105 (7.9) | 188 (7.4) | |
| Smoking status, n (%) | ||||
|
|
Nonsmoker | 2092 (53.9) | 498 (37.3) | 1594 (62.5) |
|
|
Exsmoker | 1143 (29.4) | 446 (33.5) | 697 (27.3) |
|
|
Current smoker | 648 (16.7) | 389 (29.2) | 259 (10.2) |
| Alcohol consumption, n (%) | ||||
|
|
Nonconsumer | 1249 (32.2) | 309 (23.2) | 940 (36.8) |
|
|
Occasional consumer | 695 (17.9) | 242 (18.1) | 453 (17.8) |
|
|
Frequent consumer | 1939 (49.9) | 782 (58.7) | 1157 (45.4) |
| Number of present or remaining teeth, mean (SD) | 23.4 (4.9) | 22.1 (5.4) | 24.1 (4.5) | |
| Plaque score (%), mean (SD) | 70.9 (21.5) | 78.5 (18.8) | 66.9 (21.7) | |
| Lymphocytes (mm3), mean (SD) | 2156.3 (623) | 2224.5 (636.9) | 2120.6 (612.7) | |
| Uric acid (mg/dL), mean (SD) | 5.9 (1.4) | 6.1 (1.4) | 5.8 (1.5) | |
| Triglyceride (mg/dL), mean (SD) | 147.6 (96.2) | 159.6 (109.5) | 141.4 (87.8) | |
| Cholesterol (mg/dL), mean (SD) | 225.1 (43.3) | 223.2 (44.4) | 226.0 (42.6) | |
| High density lipoprotein (mg/dL), mean (SD) | 54.1 (14.3) | 51.5 (13.8) | 55.4 (14.5) | |
| Low density lipoprotein (mg/dL), mean (SD) | 147.7 (39.4) | 145.7 (40.1) | 148.7 (39) | |
| Taking lipid lowering medications, n (%) | 960 (24.7) | 328 (24.6) | 632 (24.8) | |