From: Advances in oral health knowledge of Greek navy recruits and their socioeconomic determinants
Year | Educational Status | Statistic | ||
---|---|---|---|---|
High | Medium | Low | ||
Q1. | Gingival bleeding considered normal (positive answer) | |||
1985 | 187 (59.2%) | 397 (63.7%) | 412 (72.0%) | X2 = 10.8 |
1996 | 150 (47.9%) | 289 (54.9%) | 311 (75.1%) | P-value = 0.001 |
Q2. | Gingivitis is the cause of loosing teeth (positive answer) | |||
1985 | 102 (32.3%) | 83 (13.3%) | 69 (12.1%) | X2 = 49.6 |
1996 | 119 (38.0%) | 84 (16.0%) | 147 (35.5%) | P-value < 0.001 |
Q3. | Chewing hard foods cause gingival bleeding (positive answer) | |||
1985 | 122 (59.2%) | 218 (63.7%) | 331 (72.0%) | X2 = 8.4 |
1996 | 94 (47.9%) | 170 (54.9%) | 224 (75.1%) | P-value = 0.004 |
Q4. | Knowing what gingivitis is (positive answer) | |||
1985 | 89 (28.2%) | 38 (6.1%) | 30 (5.2%) | X2 = 678.9 |
1996 | 270 (86.3%) | 273 (51.9%) | 170 (41.1%) | P-value < 0.001 |
Q5. | Toothpaste (by itself) treat gingivitis (positive answer) | |||
1985 | 108 (34.2%) | 293 (47.0%) | 378 (66.1%) | X2 = 18.2 |
1996 | 81 (25.9%) | 215 (40.9%) | 248 (59.9%) | P-value < 0.001 |
Q6. | Toothpicks alone are sufficient to clean teeth (positive answer) | |||
1985 | 82 (75.9%) | 183 (29.4%) | 358 (62.6%) | X2 = 343.1 |
1996 | 19 (6.1%) | 42 (19.5%) | 62 (25.0%) | P-value < 0.001 |
Q7. | Selecting the best combination of devices to clean teeth | |||
1985 | 18 (5.7%) | 24 (3.9%) | 10 (1.7%) | X2 = 10.8 |
1996 | 92 (29.4%) | 75 (14.3%) | 32 (7.7%) | P-value = 0.001 |