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Table 5 Evening VAS predicted by the evening diary items as time varying covariates

From: Visual analogue scale (VAS) as a monitoring tool for daily changes in asthma symptoms in adolescents: a prospective study

 

Model 1

Model 2

Standard

Standard

Estimate

SE

p

Estimate

SE

p

Effect

 Intercept

18.58

2.83

<0.001

−19.62

19.10

0.311

 Time

−0.13

0.49

0.795

−0.08

0.52

0.874

 Activity limitation

0.11

0.89

0.904

0.21

0.93

0.821

 Shortness of breath

2.27

1.11

0.042

2.60

1.18

0.028

 Wheezing

2.27

1.20

0.060

2.11

1.24

0.089

 SABA use

−0.45

1.67

0.786

−0.95

1.67

0.571

 Age

   

1.97

1.21

0.104

 Sex (1 = female)

   

9.00

3.81

0.019

 Race (1 = non-white)

   

3.41

3.83

0.375

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Allergy, Asthma & Clinical Immunology

ISSN: 1710-1492

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