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Table 2 Changes in Clinical Outcomes, Intervention vs. Control Group

From: Evaluation of a web-based asthma self-management system: a randomised controlled pilot trial

 

Intervention, N = 28

Control, N = 14

 

Symptoms over previous 2 weeks

Mean at baseline

Mean change at 6 months

P-value

Mean at baseline

Mean change at 6 month

P-value

P-value for differences in changes

Days of wheeze

2.9

−1.4

0.03

5.1

−4.2

0.004

0.10

Days had to slow down

2.5

−1.4

0.07

1.1

−0.4

0.48

0.79

Nights woke-up

1.2

−0.8

0.04

1.9

−1.0

0.06

0.66

Days limited activity from asthma

0.6

−0.2

0.99

2.0

−1.8

0.13

0.14

Days parent lose sleep

0.9

−0.6

0.01

0.9

−0.6

0.13

0.71

Days missed school for asthma

0.2

−0.2

0.38

0.4

−0.4

0.25

0.31

 

Baseline N(%)

6-Month N (%)

p-value

Baseline N(%)

6-Month N (%)

P-value

P-value for differences in changes

Acute asthma-related PCP or ER visit in prior 2 months

5 (19.2)

1 (3.9)

0.18

1 (7.1)

1 (7.1)

0.99

0.64

Primary controller compliance (%)

Mean at baseline

Mean Change at 6 months

P-value

Mean at baseline

Mean Change at 6 month

P-value

P-value for differences in changes

All subjects (I = 21, C = 9)

38.0

+11.2

0.30

45.9

−4.4

0.81

0.46

High risk subjects* (I = 15, C = 8)

16.3

+29.8

0.01

39.2

−5.0

0.81

0.10

Asthma Knowledge

Baseline N(%)

6-Month N (%)

P-value

Baseline N(%)

6-Month N (%)

P-value

P-value for differences in changes

Correctly Described Purpose of Personal Controller Medicine (I = 12, C = 8)

4 (33.3)

9 (75.0)

0.03

4 (50.0)

3 (37.5)

0.25

0.03

  1. *Those subjects with a baseline controller adherence of <75%.