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Distribution of control group using independent t-test
| Samples | N | t-test value | p-value | |
|---|---|---|---|---|
| Control | With VRD technique | 10 | 4.63 | 0.001 |
| Without VRD technique | 10 | 7.85 | 0.003 | |
| 5% lignocaine | With VRD technique | 10 | 4.129 | 0.003 |
| Without VRD technique | 10 | 4.636 | 0.001 | |
| Freezed cone | With VRD technique | 10 | 4.881 | 0.001 |
| Without VRD technique | 10 | 8.510 | 0.002 | |
