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Basic information of the crown fillings of primary anterior teeth after pulpectomies.
| Primary anterior teeth | With restoration defect |
Without restoration defect |
χ2 | P∗ | ||
|---|---|---|---|---|---|---|
| Severe restoration defect (N) | Non-severe restoration defect (N) | Total (N/%) | (N/%) | |||
| Successful | 0 | 93 | 93 (26.6%) | 257(73.4%) | 32.902 | 0.000 |
| Failed | 52 | 68 | 120 (49.6%) | 122(50.4%) | ||
∗Analyzed by chi-square test, and the bold P value indicated that the difference was significant (P < 0.05).
