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Table 2 Association between characteristics of children and quality of care measured by lung function tests at start of medical treatment (n = 36,781)

From: A Danish population-based cohort study of newly diagnosed asthmatic children's care pathway – adherence to guidelines

Examination of lung function at start of medical treatment

   

P (No.)

PD (95% CI)

PR (95% CI)

Adj. PR (95% CI)

P-values

Gender

Girl

 

0.42 (6,107)

ref

1

1

 
 

Boy

 

0.43 (9,656)

0.01 (-0.03–0.02)

1.02 (0.99–1.04)

1.02 (0.99–1.04)

0.170

Age

6–8

 

0.39 (7,104)

ref

1

1

 
 

9–11

 

0.45 (6,369)

0.06 (0.04–0.07)

1.14 (1.11–1.17)

1.15 (1.12–1.18)

< 0.001

 

12–14

 

0.48 (2,290)

0.09 (0.07–0.11)

1.23 (1.18–1.27)

1.26 (1.22–1.3)

< 0.001

SES

Single

 

0.42 (2,797)

ref

1

  
 

Cohabiting

 

0.43 (12,914)

0.01 (-0.0–0.02)

1.02 (0.99–1.05)

1.00 (0.96–1.03)

0.748

 

Education

1

0.43 (9,347)

ref

1

1

 
  

2

0.43 (4,425)

0.01 (0.0–0.02)

1.02 (0.99–1.05)

1.00 (0.97–1.03)

0.923

  

3

0.42 (1,939)

0.0 (-0.02–0.01)

0.99 (0.96–1.03)

1.0 (0.97–1.03)

0.838

 

Income

1

0.41 (2,297)

ref

1

  
  

2

0.43 (5,840)

0.02 (0.0–0.04)

1.05 (1.01–1.09)

1.04 (1.0–1.08)

0.050

  

3

0.44 (5,268)

0.03 (0.02–0.05)

1.08 (1.04–1.12)

1.07 (1.03–1.12)

< 0.001

  

4

0.43 (2,306)

0.02 (0.0–0.04)

1.05 (1.01–1.10)

1.05 (1.01–1.1)

0.029

Severity of disease

Mild

 

0.40 (7,162)

ref

1

1

 
 

Moderate

 

0.45 (5,927)

0.05 (0.04–0.06)

1.12 (1.1–1.15)

1.13 (1.1–1.16)

< 0.001

 

Severe

 

0.48 (2,674)

0.08 (0.07–0.1)

1.20 (1.16–1.24)

1.22 (1.18–1.26)

< 0.001