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Table 1 Summary of the data collection undertaken in the CHAMPS-study DK on school-children; frequency and method of data of collection and the variables collected

From: Study protocol. The Childhood Health, Activity, and Motor Performance School Study Denmark (The CHAMPS-study DK)




At baseline

Questionnaire (App.1)


·Previous habits and attitudes toward physical activity and diet


·Parental anthropometry, and more.

At baseline and twice a yr for 3 yrs, thereafter once a year

Physical examination (App.2)

Anthropometry of child:



·Waist circumference

At base-line and once a year

Physical examination (App.2)

Blood pressure

At baseline and once a year

Self-reported Tanner stage in structured interview(App.3)

Pubertal stage

At baseline and once a year

Physical examination (App. 4 and 5)

·Aerobic capacity

·Motor performance

·Hypermobility(according to Beghton’s criteria)[3]

Every second year

MTI GTX3 accelerometer (App.6)

Physical activity

Every second year

DXA scan (App.7)

·Bone mineral content

·Bone mineral density

·Bone area

·Body composition

Weekly except during Christmas and summer holidays

SMS-Track (automated text messaging)(App.8)

·Musculoskeletal pain

·Leisure time sports participation

When child reports pain in answer on text message question

Telephone consultation and clinical examination

Musculoskeletal complaints

When required

Clinical examination

·Continued back pain

·Musculoskeletal pain and injuries