Table 1 Characteristics of study participants
From: Salivary and serum inflammatory mediators among pre-conception women with periodontal disease
Characteristic | Preconception women (n = 533) | P *a | P *b | ||
|---|---|---|---|---|---|
Women without periodontal disease n (%) (N = 91) | Women with periodontal disease n (%) (N = 442) | Women with moderate/severe periodontal disease n (%) (N = 247) | |||
Age (mean ± SD) | 26.53 ± 2.96 | 26.86 ± 3.63 | 26.61 ± 3.45 | 0.41 | 0.84 |
Education level | |||||
Junior middle school and below | 5 (5.5) | 26 (5.9) | 14 (5.7) | 0.38* | 0.31* |
Senior middle school | 10 (11.0) | 30 (6.8) | 15 (6.1) | ||
College and above | 76 (83.5) | 386 (87.3) | 218 (88.3) | ||
Family income per month | |||||
< 4,000RMBc | 2 (2.2) | 14 (3.2) | 9 (3.6) | 0.62* | 0.51* |
≥ 4,000RMBc | 89 (97.8) | 428 (96.8) | 238 (96.4) | ||
Employment status | |||||
Unemployed | 16 (17.6) | 76 (17.2) | 43 (17.4) | 0.93* | 0.97* |
Employed | 75 (82.4) | 366 (82.8) | 204 (82.6) | ||
BMI kg/m2 (mean ± SD) | 20.91 ± 2.48 | 20.80 ± 2.58 | 20.80 ± 2.65 | 0.71* | 0.73* |
Periodontitis family history | |||||
No | 47 (51.6) | 210 (47.5) | 117 (47.4) | 0.74* | 0.46* |
Yes | 11 (12.1) | 53 (12.0) | 23 (9.3) | ||
unknown | 33 (36.3) | 179 (40.5) | 107 (43.3) | ||
Parity | |||||
0 | 80 (87.9) | 384 (86.9) | 213 (86.2) | 0.79* | 0.69* |
1 or 2 | 11 (12.1) | 58 (13.1) | 34 (13.8) | ||
Oral health insurance | |||||
No | 86 (94.5) | 416 (94.1) | 234 (94.7) | 0.89* | 0.93* |
Yes | 5 (5.5) | 26 (5.9) | 13 (5.3) | ||
Oral hygiene | |||||
Teeth brush ≥ 2 times per day | 17 (18.7) | 88 (19.9) | 54 (21.9) | 0.79* | 0.52* |
Teeth brush < 2 times per day | 74 (81.3) | 354 (80.1) | 193 (78.1) | ||
Smoking | |||||
No | 90 (98.9) | 437 (98.9) | 244 (98.8) | 0.98** | 0.93** |
Yes | 1 (1.1) | 5 (1.1) | 3 (1.2) | ||
Stress (mean ± SD) | 23.80 ± 5.81 | 23.86 ± 5.94 | 24.37 ± 5.39 | 0.93* | 0.40* |