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Table 2 Relative and absolute agreement of Total PA, VPA and ST between PAQ24 and GPAQ

From: Do we have to reduce the recall period? Validity of a daily physical activity questionnaire (PAQ24) in young active adults

 

Relative Agreement

Absolute Agreement

ρ (95% CI)

p

Mdiff ± 95% LOA

ρdiff (95% CI)

p

Total PA

0.43 (0.16–0.64)

0.002

−63 ± 210

−0.10 (−0.38–0.19)

0.48

VPA

0.51 (0.26–0.70)

<  0.001

13 ± 91

0.23 (−0.06–0.48)

0.12

ST

0.74 (0.58–0.85)

< 0.001

1 ± 165

0.07 (−0.23–0.35)

0.66

  1. Notes: Results were based on either 48 (Total PA, VPA) or 47 (ST) participants. Relative agreement was assessed by Spearman correlations coefficients (ρ) and absolute agreement by Bland-Altman analyses including mean difference and 95% limits of agreement (reported as minutes per day) and corresponding Spearman correlation coefficients between absolute differences and the average of the two questionnaires (ρdiff). CI confidence interval, GPAQ Global Physical Activity Questionnaire, LOA limits of agreement, PA physical activity, PAQ24 Physical Activity Questionnaire for 24 h, ST sedentary time, VPA vigorous physical activity