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Table 3 Results of single and double facet joint nerve blocks (Single blocks with lidocaine and double blocks with lidocaine and bupivacaine)

From: Prevalence of facet joint pain in chronic spinal pain of cervical, thoracic, and lumbar regions

 

Cervical (255)

Thoracic (72)

Lumbar (397)

 

Double Blocks +

Double Blocks

Double Blocks

Single Blocks*

Positive

Negative

Positive

Negative

Positive

Negative

Positive

140

72

30

23

124

74

Negative

 

43

 

19

 

199

Prevalence

55% (95% CI 49% – 61%)

42% (95% CI 30% – 53%)

31% (95% CI 27% – 36%)

False positive rate

63% (95% CI 54% – 72%)

55% (95% CI 39% – 78%)

27% (95% CI 22% – 32%)

  1. Note: * With single blocks in the cervical spine, 212 patients (ie, 140 + 72) had positive responses with lidocaine blocks; 53 patients with thoracic pain had positive responses; and 198 patients with lumbar pain had positive responses. + With double blocks, 140 patients with neck pain, 30 with thoracic pain and 124 with lumbar pain had positive responses.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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