Journal of Obesity / 2010 / Article / Tab 3

Clinical Study

Validation of a Novel Physical Activity Assessment Device in Morbidly Obese Females

Table 3

The accuracy of activity type detection by the IDEEA monitor.

SitLieStandReclineLeanWalkAscend stairsDescend stairsTotal

Case12/1210/1212/128/128/1212/129/128/1282.3%
Control12/1212/1212/1210/1212/1212/1210/129/1292.7%
Total100%91.6%100%75.0%83.3%100%79.2%70.8%87.5%

This table presents the number of correct detections by the IDEEA monitor over the number of total trials (n = 6 cases and 6 controls). The 10.4% difference in accuracy in controls versus cases (92.7% versus 82.3%) was statistically significant (chi-square test, P =.029).