Table 3. Initial Requirement for Analgesic Supplement and Ability to Walk and Void

Values are fraction of patients remaining in the study (percentages in parentheses), excluding those with obstetric contraindications to walking or voiding (e.g.,  rapid progress of labor or delivery, fetal distress).

*P = 0.07 for overall difference among the groups; includes only patients who attempted voiding.

†P < 0.05 versus  TD/B.125 and B.125 groups.

‡P = 0.058 versus  TD/B.125.