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Table 2 Effect of number of aspiration attempts on synovial fluid PGE2 concentration

From: Effect of a single intra-articular injection of bupivacaine on synovial fluid prostaglandin E2 concentrations in normal canine stifles

Aspiration Attempts

Sample size

Median PGE2 (pg/mL)

Range

1

62

304.3a

58.3–1722.4

2

7

244.5a

110.9–2425.9

3

5

734.9b

306.7–5032.2

  1. Values with different superscript letters are significantly different
  2. aOne attempt was not significantly different than two attempts (p = 0.984)
  3. bTwo attempts were significantly different than three attempts (p = 0.041)
  4. bOne attempt was significantly different than three attempts (p = 0.005)
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BMC Research Notes

ISSN: 1756-0500

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