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Table 2 Postoperative time for the first analgesic request (mins), VAS at 24 hours postoperatively, and total analgesic consumption in the 1st 24 hours (mgs)

From: Postoperative analgesic efficacy of ear acupuncture in patients undergoing abdominal hysterectomy: a randomized controlled trial

 

EEA group (n = 28)

Control group (n = 28)

d

95% C.I.

p

First analgesic request (Mean ± SD)

268.893 ± 31.6044

52.036 ± 9.5316

9.2905

7.4919,11.089

0.000*

24 hours morphine consumption (mean ± SD)

6.214± 2.1319

15.714 ± 3.3428

−3.3886

−4.2061,-2.5712

0.000*

VAS at 24 hours (Mean ± SD)

2.536 ± 1.1380

5.036 ± 1.3467

-2.0053

-2.6474, −1.3631

0.000*

  1. *statistically significant at p ≤ 0.05
  2. p p-value for comparing between the two groups
  3. d standardized mean-difference effect size
  4. C.I confidence interval