Table 2 Area under the ROC curve analysis of the App-generated parameters used for problematic smartphone-use diagnosis

From: To use or not to use? Compulsive behavior and its role in smartphone addiction

App-generated parameters Diagnostic interview AUC (95% CI) P-value App-assisted diagnosis AUC (95% CI) P-value
Non-use frequency 0.632 (0.505–0.760)* 0.048 0.704 (0.577–0.830)* 0.003
Non-use duration 0.634 (0.511–0.758)* 0.045 0.705 (0.591–0.819)* 0.003
Non-use-median 0.656 (0.533–0.778)* 0.020 0.707 (0.587–0.828)* 0.002
RMSSD 0.648 (0.523–0.773)* 0.027 0.721 (0.597–0.848)* 0.001
Similarity Index 0.653 (0.530–0.777)* 0.022 0.734 (0.617–0.851)* 0.001
  1. Abbreviations: AUC, area under the curve; CI, confidence interval; RMSSD, root mean square of the successive differences; ROC, receiver operating characteristic.
  2. *P-value<0.05