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Comparison of pain on 7th post obturationday: single and multiple visits.
| Group | Number in study | None | Slight | Moderate/severe | |||
| No. | (%) | No. | (%) | No. | (%) | ||
| Single visit | 104 | 87 | (83.7) | 17 | (16.3) | 0 | (0.0) |
| Multiple visit | 123 | 109 | (88.6) | 12 | (9.8) | 2 | (1.6) |
| Total | 227 | 196 | (86.3) | 29 | (12.8) | 2 | (0.9) |
Incidence of pain: x2 = 0.79, df = 1, p = 0.37.
