Table 1 Characteristics of women presenting UDP (N = 97)
| Â | Average (SD) | N (%) |
|---|---|---|
Anthropometric characteristics | ||
 Age (years) | 30.7 (5.4) |  |
 BMI (kg/m2) | 27 (3) |  |
Obstetric characteristics | ||
 Parity |  |  |
  Primiparous woman |  | 70 (72.2) |
  Multiparous woman |  | 27 (27.8) |
  Childbirth delivery |  |  |
  Vaginal delivery |  | 69 (71.1) |
   Assisted vaginal delivery |  | 13 (13.4) |
   Caesarean section |  | 15 (15.5) |
Anaesthesia characteristics | ||
 Technique |  |  |
  Epidural analgesia |  | 89 (92) |
  Combined technique |  | 8 (8) |
  Assessment prior to the procedure |  | 93 (95.8) |
 Post UDP strategy |  |  |
  Nonexecution of analgesia |  | 8 (8.2) |
  Repositioning of the epidural catheter |  | 47 (48.5) |
  Subarachnoid analgesia |  | 26 (26.8) |
  Unknown UDP |  | 16 (16.5) |