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Table 2 Forced Expiratory Volume in 1 sec (FEV 1 ) in three times of evaluation according to the age (≤10 years and >10 years), age of onset of steroid therapy (≤7 years and >7 years), and walking capacity (ambulant and non-ambulant)

From: Lung function monitoring in patients with duchenne muscular dystrophy on steroid therapy

  

FEV1(L/%)

  
 

Evaluation I

Evaluation II

Evaluation III

 

Age (≤10 years)

1.3 ± 0.3/72.5 ± 17.14

1.5 ± 0.5/77.4 ± 20.8

1.3 ± 0.4/69.1 ± 22

p1 = 0.35/0.43

n = 9

   

p2 = 0.16/0.17

Age (>10 years)

1.5 ± 0.4/64.3 ± 20.6

1.5 ± 0.3/64.5 ± 22.5

1.5 ± 0.3/61.8 ± 22.3

p3 = 0.13/0.16

n = 12

    

Age of onset of steroid

1.3 ± 0.3 / 71.6 ± 19.1

1.5 ± 0.5 / 76.2 ± 24.8

1.4 ± 0.5 / 72.1 ± 26.6

p1 = 0.32/0.38

therapy (≤7 years)

   

p2 = 0.05/0.22

    

p3 = 0.18/0.18

n = 10

    

Age of onset of steroid

1.5 ± 0.4 / 64.3 ± 19.6

1.5 ± 0.3 / 64.3 ± 19

1.4 ± 0.2 / 58.5 ± 15.2

 

therapy (>7 years)

    

n = 11

    

Ambulant

1.4 ± 0.3 / 80.4 ± 13.9

1.6 ± 0.4 / 87.8 ± 15.9

1.6 ± 0.3 / 82.1 ± 19.1

p1 = 0.42/0.41

    

p2 = 0.18/0.98

n = 9

   

p3 = 0.50/0.38

Non-ambulant

1.4 ± 0.4 / 58.3 ± 17.5

1.4 ± 0.4 / 56.7 ± 16.1

1.3 ± 0.3 / 52.2 ± 13.9

 

n = 12

    
  1. Table legend: p1 = comparison between the three evaluations, p2 = comparison between both groups, p3 = interaction effect.