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. 2015 Sep 28;15:978. doi: 10.1186/s12889-015-2316-y

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 %

PA Physical activity, PHAS PA-question by the Public Health Agency of Sweden; SGPALS Saltin-Grimby Physical Activity Level Scale, WALK Min per day of walking, MVPA Min per day of moderate-to-vigorous PA