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Table 7 Correlation between plasma TAS TOS level and asthma data

From: Exploring the link between nutritional status and total antioxidant status in patients with severe asthma: a cross-sectional study

Case Group

Asthma Control Test

(ACT)

FFQ AO

Plasma TAS

Plasma TOS

Dietary AO

1. During the past 4 weeks, how often did your asthma prevent you from getting as much done at work, school or home?

r

0.268

0.214

-0.106

0.190

p

0.078

0.162

0.494

0.217

2. During the past 4 weeks, how often have you had shortness of breath?

r

0.256

0.198

-0.078

0.045

p

0.094

0.198

0.613

0.770

3. During the past 4 weeks, how often did your asthma symptoms (wheezing, coughing, shortness of breath, chest tightness or pain) wake you up at night or earlier than usual in the morning?

r

0.290

0.140

-0.140

-0.056

p

0.056

0.365

0.363

0.719

4. During the past 4 weeks, how often have you used your rescue inhaler or nebulizer medication (such as albuterol)?

r

0.106

0.071

-0.107

0.117

p

0.495

0.646

0.488

0.449

5. How would you rate your asthma control during the past 4 weeks?

r

0.313*

0.251

0.011

0.158

p

0.039

0.100

0.945

0.304

Total ACT Score

r

0.291

0.257

-0.068

0.156

p

0.055

0.093

0.660

0.312

Duration of having asthma

r

-0.325**

-0.628**

0.634**

-0,552**

p

0.000

0.000

0.000

0.000

  1. TAS: Total Antioxidant Status; TOS: Total Oxidant Status; Dietary AO: Antioxidant amount from food record; FFQ AO: Antioxidant amount from food frequency questionnaire
  2. *Pearson correlations; p < 0,05
  3. **Spearman correlations; p < 0,05