Table 5.
Basic information of primary molars after pulpectomy and univariate analysis results.
| Factors | Censored | Failed | P∗ | |
|---|---|---|---|---|
| Age (year) | 220 | 363 | 0.000 | |
| Gender | Boy | 124 | 183 | 0.185 |
| Girl | 96 | 180 | ||
| Attending doctors | Intern | 63 | 98 | 0.135 |
| Exporter | 157 | 265 | ||
| Treatment method | GA | 109 | 188 | 0.010 |
| Non-GA | 111 | 175 | ||
| Periapical lesion | No | 157 | 258 | 0.546 |
| Yes | 63 | 105 | ||
| Root filling materials | iodoform zinc oxide paste | 192 | 295 | 0.951 |
| Vitapex | 28 | 68 | ||
| Crown restoration material | Resin filling | 90 | 145 | 0.001 |
| GIC filling | 13 | 27 | ||
| PMC | 117 | 191 | ||
∗Analyzed by Cox regression analysis, and the bold P value indicated that the difference was significant (P < 0.05).
GA, general anesthesia; GIC, glass ionomer cement; non-GA, non-general anesthesia; PMC, preformed metal crown.