Table 5 Primary and Secondary Endpoints
Variables | Experimental group (n = 110) | Control group (n = 92) | P |
|---|---|---|---|
VASlbp-24 h, median (IQR) | 3.0(2.0–4.0) | 3.0(3.0–4.0) | .056 |
VASlbp-48 h, median (IQR) | 2.0(1.0–3.0) | 2.0(1.0–3.0) | .813 |
VASlbp-72 h, median (IQR) | 1.0(0.0–1.0) | 1.0(0.0–1.0) | .189 |
VASperipheral, median (IQR) | 3.0(2.0–5.0) | 3.0(3.0–4.0) | .769 |
VASdural, median (IQR) | 3.0(1.0–6.0) | 4.0(3.0–6.0) | .017 |
∆VAS, median (IQR) | 0.0(−1.0–1.0) | 1.0(0.0–2.0) | .001 |
VASdural-24 h, median (IQR) | 0.0(0.0–1.0) | 1.0(1.0–1.0) | <.0001 |
VASdural-48 h, median (IQR) | 0.0(0.0–0.0) | 0.0(0.0–1.0) | .069 |
VASdural-72 h, median (IQR) | 0.0(0.0–0.0) | 0.0(0.0–0.0) | .667 |
maternal satisfaction (satisfaction, %) | 108(98.2) | 84(91.3) | .046 |
Puncture time, median (IQR), s | 40.0(22.0–60.0) | 60.0(30.0–68.0) | .062 |
Puncture point bleeding (bleeding, %) | 10(9.1) | 11(12.0) | .644 |
Inserting depth of puncture needle, median (IQR), cm | 5.6(5.5–6.0) | 6.0(5.3–6.0) | .740 |
Time of analgesia block level reached T6, median (IQR), min | 6.0(6.0–8.0) | 8.0(6.0–8.0) | .073 |
Incidence of hypotension, n (%) | 60(54.5) | 40(43.4) | .123 |
Rescue phenylephrine required, median (IQR), μg | 100.0(100.0–200.0) | 100.0(100.0–175.0) | .073 |
Rescue intraoperative intravenous anesthesia required, n (%) | 8(7.3) | 10(10.9) | .459 |
Nausea or vomiting, n (%) | 12(10.9) | 8(8.7) | .644 |
Postoperative self-urination time, median (IQR), h | 18.0(15.0–20.0) | 19.0(11.0–21.0) | .105 |
Recovery of lower limb muscle strength, median (IQR), h | 4.0(3.0–5.0) | 4.0(4.0–6.0) | .133 |
First remedy for analgesia, median (IQR), h | 5.0(2.0–7.0) | 4.0(2.8–7.0) | .344 |