Validity of electronically administered Recent Physical Activity Questionnaire (RPAQ) in ten European countries.

When applying these intensity distributions from the “training sample” (N = 1282) to the “holdout sample” (N = 641), occupational and total PAEE displayed an increasing trend across occupational groups ( Figure 2 ), with the highest values in heavy manual workers (p<0.001).

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The pooled estimate in men was greater than that in women (p = 0.003), rho = 0.37 (95% CI: 0.30 to 0.44) with borderline significant heterogeneity by country ( I 2 = 47.9%, p = 0.062).

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