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Egyptian Journal of Neurosurgery

Table 3 General pain assessment

From: Ability of diagnostic injection to predict surgical outcomes in patients with chronic low back pain and lumbar radiculopathy

Variables

Total (n = 30)

No

%

Visual analog scale

 Preoperative

  

  Mean

8.26 ± 0.79

  Min–Max

7.0–9.90

 Postoperative

  

  Mean

1.97 ± 0.92

  Min–Max

1.0–4.0

p

 < 0.001*

 Pain improvement range

   < 75%

12

40.0

   ≥ 75%

18

60.0

 Pain improvement (%)

  Mean ± SD

75.76 ± 11.69

  Min–Max

52.90–89.90

  1. SD: Standard deviation
  2. *: Statistically significant at p ≤ 0.05
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