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临床失败患牙基本信息(n=16)
Basic information of clinical failure teeth (n=16)
| Variables | Data |
| Age/years, x±s | 9.69±2.41 |
| Gender, n(%) | |
| Male | 10 (62.5) |
| Female | 6 (37.5) |
| Tooth type, n(%) | |
| Anterior | 11 (68.8) |
| Premolar | 5 (31.2) |
| Etiology, n(%) | |
| Broken central cusp | 5 (68.8) |
| Trauma | 11 (31.2) |
| Diagnosis, n(%) | |
| Acute apical abscess | 1 (6.3) |
| Asymptomatic apical periodontitis | 1 (6.3) |
| Chronic apical abscess | 8 (50.0) |
| Symptomatic apical periodontitis | 6 (37.5) |
