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Table 3 Percentage of improvement in the RSS-m, oesophagus manometry and nailfold capillaroscopy considering evaluation at baseline and immediately following intervention

From: Lidocaine for systemic sclerosis: a double-blind randomized clinical trial

 

Placebo group, n %

Lidocaine group, n %

P-value

Improvement (decrease) in the RSS-m by at least 30%

   

   Yes

8 (66.7%)

6 (50%)

0.408*

   No

4 (33.3%)

6 (50%)

 

Improvement (increase) in lower oesophageal sphincter pressure by at least 30%

   

   Yes

3 (25%)

6 (50%)

0.206*

   No

9 (75%)

6 (50%)

 

Improvement (increase) in the amplitude of peristaltic waves by at least 30%

   

   Yes

2 (16.7%)

4 (33.3%)

0.346*

   No

10 (82.3%)

8 (66.7%)

 

Improvement (reduction) in the number of enlarged loops by at least 30%

   

   Yes

2 (16.7%)

4 (33.3%)

0.346*

   No

10 (83.3%)

8 (66.7%)

 

Improvement (reduction) in capillary avascular areas by at least 30%

   

   Yes

2 (16.7%)

2 (16.7%)

1.00*

   No

10 (83.3%)

10 (83.3%)

 
  1. * Fisher exact test