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Table 3 Comparison between Mg sulphate, Ozone and control groups regarding the improvement in NRS and ODI after the interventional pain procedure

From: Comparative effect of transforaminal injection of Magnesium sulphate versus Ozone on oxidative stress biomarkers in lumbar disc related radicular pain

 

Mg sulphate group

(n=45)

Ozone group

(n=45)

Control group

(n=45)

P-value

After 2 weeks

NRS

Improved ≥ 30% [n (%)]

29 (64.4%)

29 (64.4%)

0

<0.001*

Improved < 30% [n (%)]

16 (35.6%)

16 (35.6%)

45 (100%)

ODI

Improved ≥ 15 [n (%)]

35 (77.8%)

29 (64.4%)

0

<0.001*

Improved < 15 [n (%)]

10 (22.2%)

16 (35.6%)

45 (100%)

After 1 month

NRS

Improved ≥ 30% [n (%)]

35 (77.8%)

34 (75.6%)

0

<0.001*

Improved < 30% [n (%)]

10 (22.2%)

11 (24.4%)

45 (100%)

ODI

Improved ≥ 15 [n (%)]

41 (91.1%)

41 (91.1%)

0

<0.001*

Improved < 15 [n (%)]

4 (8.9%)

4 (8.9%)

45 (100%)

After 3 month

NRS

Improved ≥ 30% [n (%)]

36 (80%)

33 (73.3%)

0

<0.001*

Improved < 30% [n (%)]

9 (20%)

12 (26.7%)

45 (100%)

ODI

Improved ≥ 15 [n (%)]

45 (100%)

44 (97.8%)

1 (2.2%)

<0.001*

Improved < 15 [n (%)]

0

1 (2.2%)

44 (97.8%)

After 6 month

NRS

Improved ≥ 30% [n (%)]

31 (68.9%)

0

0

<0.001*

Improved < 30% [n (%)]

14 (31.1%)

45 (100%)

45 (100%)

ODI

Improved ≥ 15 [n (%)]

43 (95.6%)

0

0

<0.001*

Improved < 15 [n (%)]

2 (4.4%)

45 (100%)

45 (100%)

  1. NRS Numeric rating scale, ODI Oswestry back disability
  2. *P-value ≤ 0.05 is considered significant