Table 1 Demographic and baseline characteristics of parturients
|  | CON (n = 30) | IND (n = 30) | Z/t/x2 | P value |
|---|---|---|---|---|
Age (y) | 27.9 ± 2.8 | 27.3 ± 2.9 | 0.860 | 0.393 |
BMI (kg/m2) | 25.6 ± 3.0 | 25.7 ± 3.0 | 0.112 | 0.911 |
Gestational age (w) | 39.8 ± 0.9 | 39.6 ± 1.0 | 0.972 | 0.335 |
Cervical dilatation at the time of epidural block (cm) | 3.0 (2.6–2.9) | 3.0 (2.6–2.9) | 0.605 | 0.545 |
Patients on oxytocin infusion at time of epidural placement | 18 (60.0) | 22 (73.3) | 1.200 | 0.273 |
Initial VAS score | 9.0 (8.5–9.3) | 9.0 (8.7–9.4) | -0.522 | 0.602 |
Baseline SBP (mmHg) | 121.6 ± 6.4 | 123.0 ± 7.3 | 0.826 | 0.413 |
Baseline SpO2 (%) | 99.5 (99.0–100.0) | 99.0 (98.8–100.0) | -0.139 | 0.164 |
Baseline maternal HR (bpm) | 94.8 ± 9.0 | 93.80 ± 7.9 | 0.457 | 0.649 |
Baseline FHR (bpm) | 143.5 (142.7–146.2) | 145.0 (142.2–145.7) | -0.473 | 0.636 |
ASA physical status | Â | Â | 0.000 | 1.000 |
 Class 1 | 27 (90.0) | 26 (86.7) |  |  |
 Class 2 | 3 (10.0) | 4 (13.3) |  |  |