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Table 2 Test-retest reliability

From: Validation of the NPAQ-short – a brief questionnaire to monitor physical activity and compliance with the WHO recommendations

  Spearman’s rho (ρ) P
MVPA, open 0.82 < 0.001
VPA, open 0.80 < 0.001
  Cohen’s kappa (кa) 95% CIb
MVPA, closed 0.66 0.55;0.75
VPA, closed 0.59 0.47;0.69
  1. Correlation between self-reported physical activity in questionnaire one and two (14 days apart). n = 105
  2. aWeighted kappa
  3. bConfidence Interval