Table 5. Intra-group comparison among mean values of pulse rate (before versus during), (during versus after), and (before versus after) local anesthesia administration < 7 years and > 7 years.
| Group | Pulse (Before) | Pulse (During) | P-value | Pulse (During) | Pulse (After) | P-value | Pulse (Before) | Pulse (After) | P-value | |
|---|---|---|---|---|---|---|---|---|---|---|
| Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | Mean ± SD | |||||
| < 7 years | BD | 5.12 ± 1.39 | 2.50 ± 1.30 | 0.448 | 2.50 ± 1.30 | 1.92 ± 1.19 | < 0.001** | 5.12 ± 1.39 | 1.92 ± 1.19 | < 0.001** |
| CS | 4.85 ± 1.48 | 5.38 ± 1.49 | 5.38 ± 1.49 | 5.04 ± 1.03 | 4.85 ± 1.48 | 5.04 ± 1.03 | ||||
| > 7 years | BD | 4.63 ± 1.52 | 2.17 ± 1.49 | 0.924 | 2.17 ± 1.49 | 1.63 ± 1.34 | < 0.001** | 4.63 ± 1.52 | 1.63 ± 1.34 | < 0.001** |
| CS | 4.71 ± 1.70 | 4.67 ± 1.71 | 4.67 ± 1.71 | 4.79 ± 1.93 | 4.71 ± 1.70 | 4.79 ± 1.93 | ||||
*P < 0.05 - Statistically significant. BD, Buzzy Device; CS, Counter Stimulation; SD, Standard Deviation.