Table 2 Mean difference and 95 % Confidence Intervals (95 % CI) for PA obtained by the IPAQ-sf and SenseWear Armband data (n = 66)

Moderate PA

 - Walking included

602

(390, 815)

.001

 - Walking excluded

143

(16, 269)

.107

 - Walking vs. Moderate (IPAQ-sf vs. SWA)

283

(145, 421)

.001

Vigorous PA^a

60

(28, 94)

.001

Moderate-to-Vigorous PA

 - Walking included

662

(447, 878)

.001

 - Walking excluded

203

(69, 337)

.007