Daily physical activity in children aged 6-12 years with and without overweight and/or asthma

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 116

Inclusion Criteria

- Children aged 6-12 years
- Residential in Southern Limburg
Asthma obesity group:
- A BMI in the overweight/obesity range according to LMS method of Cole et al and reference values of the fourth national Growth study. A BMI-SDS of >1.1 is considered as overweight.
- An asthma diagnosis of the GP or pediatrician (>=9%FEV1 reversibility after 400 µg salbutamol) and/or medication suggestive for asthma (at least one daily dosis equivalent of Short acting Beta-2agonists, Long acting Beta-2agonists or inhaled corticosteroïds).
Obesity group
- A BMI in the overweight/obesity range according to data of the fourth national growth study (BMI-SDS>1.1)
- No asthma diagnosis of the GP or pediatrician and no symptoms and medication suggestive for asthma.
Asthma group
- An asthma diagnosis of the GP or pediatrician, with symptoms (>=9%FEV1 reversibility after 400 µg salbutamol) and/or medication suggestive for asthma (at least one daily dosis equivalent of Short acting Beta-2agonists, Long acting Beta-2agonists or inhaled corticosteroïds).
- A BMI in the normal weight range according to data of Cole et al [31].
Healthy controls:
- A BMI in the normal weight range according to data of the fourth national growth study (BMI-SDS in between -1.8 and 1.1)
- No asthma diagnosis of the GP or pediatrician and no symptoms and medication suggestive for asthma.

Exclusion Criteria

- Children with Congenital malformations of the airways or other chronic lung diseases like cystic fibrosis (CF)
- Children with Mental retardation or syndromes
- Children with heart diseases
- Children with physical limitations which make intense physical activity impossible

Study & Design

Study Type: Observational non invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main study parameter is the step count per day. Secondary parameters are:<br /><br>FEV1, FVC, %reversibility, FeNO, several EBC-markers, amount of screen time/wk,<br /><br>amount of time spent in intense physical activity/wk and amount of time spent<br /><br>in active transportation/wk.</p><br>

Secondary Outcome Measures