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Table 6 Two-step evaluation of new developments in regional anesthesia

From: Assessing advances in regional anesthesia by their portrayals in meta-analyses: an alternative view on recent progress

 

Topic

Steps in assessment

Proof-of-concept: effect is statistically significanta

Opinion on real clinical benefitsb

1

Thoracic paravertebral block to provide analgesia in breast surgery

Yes

?c

2

Perineural dexamethasone as an analgesic adjunct for peripheral nerve block

Yes

No

3

Transversus abdominis plane block to provide analgesia in abdominal surgery

Yes

?c

4

Ultrasound guidance for peripheral nerve blocks

Yes

Yesd

5

Femoral nerve block to provide analgesia in knee surgery

Yes

?c

6

Effect of perioperative epidural analgesia on mortality in cardiac surgery

No

No

7

Preemptive effect of epidural analgesics

Yes

?c

8

Spinal anesthesia is associated with lower intraoperative blood loss

Yes

?c

  1. aBased on analysis presented in Table 4
  2. bBased on comments presented in Table 5
  3. cQuestionable due to the problems listed in Table 5
  4. dAt least with upper and lower limb blocks
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BMC Anesthesiology

ISSN: 1471-2253

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