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Table 5 Paired t test showing pair-wise comparison of pain level in each group across 10 weeks

From: Effects of transcutaneous electrical nerve stimulation in the Management of Post-Injection Sciatic Pain in a non-randomized controlled clinical trial in Nnewi, Nigeria

(I) Time

Time (J)

T

P

Experimental Group

Baseline

After 2 weeks

4.72

< 0.01*

 

After 4 weeks

5.89

< 0.01*

 

After 6 weeks

6.48

< 0.01*

 

After 8 weeks

6.58

< 0.01*

 

After 10 weeks

7.16

< 0.01*

After 2 weeks

After 4 weeks

2.49

0.02*

 

After 6 weeks

4.26

< 0.01*

 

After 8 weeks

4.43

< 0.01*

 

After 10 weeks

5.19

< 0.01*

After 4 weeks

After 6 weeks

2.46

0.02*

 

After 8 weeks

2.93

0.01*

 

After 10 weeks

3.78

0.01*

After 6 weeks

After 8 weeks

1.48

0.15

 

After 10 weeks

2.38

0.02*

After 8 weeks

After 10 weeks

1.22

0.23

Control Group

Baseline

After 2 weeks

2.52

0.02

 

After 4 weeks

1.34

0.19

 

After 6 weeks

1.09

0.29

 

After 8 weeks

2.87

0.01

 

After 10 weeks

4.03

< 0.01

After 2 weeks

After 4 weeks

−0.50

0.62

 

After 6 weeks

−0.63

0.54

 

After 8 weeks

0.63

0.53

 

After 10 weeks

1.93

0.06

After 4 weeks

After 6 weeks

−0.12

0.90

 

After 8 weeks

1.26

0.22

 

After 10 weeks

3.28

< 0.01

After 6 weeks

After 8 weeks

1.46

0.16

 

After 10 weeks

2.91

0.01

After 8 weeks

After 10 weeks

1.60

0.12

  1. *significant at p < 0.05