Table 1. Patient and Labor Characteristics of Laboring Patients.
| Study Group (Neostigmine + Bupivacaine) (N= 20) | Control Group (Bupivacaine Alone) (N = 20) | |
|---|---|---|
| Age (year) | 27±6 | 29±7 |
| Height (cm) | 166±5 | 164±9 |
| Weight (kg) | 84±14 | 84±15 |
| Gestation (weeks) | 39±1 | 39±1 |
| Parous (%) | 45 % | 45 % |
| Oxytocin Use (%) | 55 % | 75 % |
| Oxytocin Infusion Rate (mU/min) at time of epidural catheter placementa | 7.0±10.3 | 8.4±7.6 |
| Fetal weight (grams) | 3350±540 | 3370±450 |
| VRS score - baselineb | 7.6 ± 1.8 | 6.9 ± 2.2 |
| VRS score -20 minc | ||
| Mean ± SD | 0.6 ± 1.3 | 0.8 ± 1.3 |
| Median | 0 | 0 |
| Mode | 0 | 0 |
| Range | 0 – 3 | 0 – 3 |
| Cervical dilation prior epidural placement (cm) | 3.1 ± 1.3 | 3.3 ± 1.3 |
| Cervical dilation 2 hr after epidural placement (cm) | 4.7 ± 1.5 | 4.3 ± 1.5 |
a
Average of all patients including those with or without oxytocin use at time of epidural catheter placement.
b
VRS before initiation of epidural analgesia.
c
20 min after injection of epidural study solution.
VRS = verbal rating scale. Data are presented as mean ± SD or incidence (%) unless otherwise indicated. There are no statistical differences between groups for any variable.