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Table 2 short-term results after one or two injections of NaCl or TCA

From: Randomised controlled trial of local corticosteroid injections for carpal tunnel syndrome in general practice

  

NaCl

TCA

p-value

direct treatment response

no response

17

9

 
 

partial response, not satisfactory

9

9

 
 

partial response, satisfactory

5

11

 
 

complete resolution of symptoms

0

6

 
    

0.013

mean score BCTQ

 

2.815 (0.795)

2.872(0.785)

 

symptom severity scale

    

before intervention (SD)

    

mean score BCTQ

 

2.529(0.847)

1.948(0.779)

 

symptom severity scale

    

after intervention (SD)

    

mean score BCTQ

 

2.353(1.045)

2.456(1.024)

 

functional status scale

    

before intervention (SD)

    

mean score BCTQ

 

2.366(1.0988)

1.881(0.810)

 

functional status scale

    

after intervention (SD)

    

change in mean score

 

0.286(0.554)

0.924(0.710)

< 0.001

BCTQ symptom severity scale (SD)

    

change in mean score

 

-0.135(0.557)

0.575(0.838)

p = 0.002

BCTQ functional status scale (SD)

    

patient perceived improvement

much worse

1

0

 
 

worse

2

1

 
 

not better not worse

17

9

 
 

better

10

9

 
 

much better

2

15

 
    

0.01

  1. NaCl = NaCl 0.9% (saline)
  2. TCA = triamcinolonacetonide 1 mg/ml
  3. BCTQ = Boston Carpal Tunnel Questionnaire