Table 1.
Baseline characteristics of pediatric patients.
| Characteristics | Saline group (n = 17) | Phentolamine group (n = 18) | Phentolamine+lidocaine group (n = 20) | P value |
|---|---|---|---|---|
| Age (months) | 12.06 ± 4.68 | 10.28 ± 4.04 | 11.95 ± 4.05 | 0.469 |
| Sex (male/female) | 8/9 | 10/8 | 11/9 | 0.853 |
| Weight (kg) | 9.26 ± 1.63 | 9.01 ± 3.09 | 9.32 ± 3.03 | 0.932 |
| ASA (%) | 0.862 | |||
| I | 7 (41.18%) | 6 (33.33%) | 7 (35.00%) | |
| II | 7 (41.18%) | 9 (50.00%) | 10 (50.00%) | |
| III | 3 (17.65%) | 3 (33.33%) | 2 (10.00%) | |
| IV | 0 (0%) | 0 (0%) | 1 (5.00%) | |
| V | 0 (0%) | 0 (0%) | 0 (0%) | |
| SBP (mmHg) | 83.53 ± 8.27 | 79.33 ± 9.37 | 82.15 ± 10.37 | 0.410 |
| DBP (mmHg) | 53.47 ± 6.79 | 52.06 ± 8.56 | 52.40 ± 6.78 | 0.842 |
| Heart rate (min−1) | 108.71 ± 14.41 | 106.28 ± 13.44 | 103.45 ± 12.36 | 0.494 |
| Hemoglobin (g/dl) | 11.44 ± 1.15 | 11.14 ± 1.56 | 11.08 ± 1.91 | 0.778 |
ASA: American Society of Anesthesiologists; SBP: systolic blood pressure; DBP: diastolic blood pressure.