A qualitative study examining the validity and comprehensibility of physical activity items: developed and tested in children with juvenile idiopathic arthritis
Abstract Background Not all physical activity (PA) questionnaires (PAQ) gather information regarding PA intensity, duration, and modes and only a few were developed specifically for children. We assessed children's comprehensibility of items derived from two published PAQs used in children alon...
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Main Authors: | , , , , , , |
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Format: | Book |
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BMC,
2019-04-01T00:00:00Z.
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Internet
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A1234.567 |
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Copy 1 | Available |