Figure 1.

Relation between questionnaire total scores and accelerometer activity counts. Relation between (A) International Physical Activity Questionnaire (IPAQ) and (B) Short QUestionnaire to Assess Health-enhancing physical activity (SQUASH) total scores and accelerometer activity counts.

Arends et al. Arthritis Research & Therapy 2013 15:R99   doi:10.1186/ar4279
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