Table 3 Sensitivity, specificity and area under the curve (95 % CI) for each self-report for identifying participants meeting PA recommendations (assessed by accelerometry)
AUC | 95 % CI | Sensitivity | Specificity | |
|---|---|---|---|---|
A. MVPA 150 min per week | ||||
PHAS | 0.70 | (0.66 − 0.74) | 92 % | 27 % |
SGPALS | 0.64 | (0.59 – 0.68) | 55 % | 70 % |
MVPA | 0.57 | (0.54 – 0.63) | 62 % | 56 % |
WALK | 0.61 | (0.55 – 0.66) | 70 % | 48 % |
Sedentary time | 0.51 | (0.47 – 0.56) | 54 % | 48 % |
B. MVPA 30 min per day in >10 min bouts on at least 5 of 7 days of the week | ||||
PHAS | 0.59 | (0.52 – 0.66) | 56 % | 56 % |
SGPALS | 0.65 | (0.58 – 0.72) | 75 % | 54 % |
MVPA | 0.52 | (0.44 – 0.60) | 54 % | 46 % |
WALK | 0.70 | (0.64 – 0.76) | 84 % | 48 % |
Sedentary time | 0.59 | (0.52 – 0.66) | 64 % | 47 % |