Table 5. Spearman correlation and validity coefficients between energy expenditure in physical activity estimated with the questionnaires and accelerometer data.

	MLTPAQ	REGICOR
Spearman correlation coefficient (p-value)
3-min bouts
Total PA	0.292 (0.002)	0.355 (<0.001)
Light intensity PA	0.022 (0.813)	-0.022 (0.817)
Moderate intensity PA	0.244 (0.009)	0.404 (<0.001)
High intensity PA	0.238 (0.011)	0.259 (<0.001)
10-min bouts
Total PA	0.287 (<0.001)	0.385 (<0.001)
Light intensity PA	0.102 (0.282)	0.069 (0.464)
Moderate intensity PA	0.238 (0.011)	0.381 (<0.001)
High intensity PA	0.132 (0.163)	0.080 (0.398)
Validity coefficient (95% confidence interval)
3-min bouts
Total PA	0.198 (0.091; 0.305)	0.335 (0.092; 0.578)
Light intensity PA	0.045 (-0.222; 0.312)	0.016 (-0.262; 0.294)
Moderate intensity PA	0.134 (-0.193; 0.461)	0.506 (0.256; 0.756)
High intensity PA	0.486 (0.173; 0.799)	0.545 (0.221; 0.869)
10-min bouts
Total PA	0.280 (0.179; 0.381)	0.501 (0.279; 0.723)
Light intensity PA	0.015 (-0.174; 0.204)	0.005 (-0.203; 0.213)
Moderate intensity PA	0.281 (-0.094; 0.656)	0.542 (0.205; 0.879)
High intensity PA	0.229 (-0.045; 0.503)	0.118 (-0.274; 0.510)

MLTPAQ = Minnesota Leisure Time Physical Activity Questionnaire; PA: Physical Activity.