Skip to main content

Table 3 Associations between self-reporteda and automatically generatedb smartphone-based data for all participants in the study owning an Android smartphone

From: Smartphone-based activity measurements in patients with newly diagnosed bipolar disorder, unaffected relatives and control individuals

  Model 1 Model 2
B 95% CI p B 95% CI p
Self-reported smartphone-based activity
 Step count (number/day) 0.37 0.30;0.43  < 0.001 0.37 0.30;0.44  < 0.001
 Screen time (seconds/day) −0.13 −0.15;−0.11  < 0.001 −0.13 −0.15;−0.11  < 0.001
 Screen on (number/day) 0.005 0.004;0.005  < 0.001 0.005 0.004;0.005  < 0.001
Call duration (seconds/day) −0.20 −0.34;−0.07 0.004 −0.20 −0.34;−0.07 0.004
Incoming calls (number/day) 0.01 −0.001;0.027 0.063 0.013 −0.001;0.027 0.064
Outgoing calls (number/day) 0.03 0.02;0.04  < 0.001 0.030 0.02;0.04  < 0.001
Missed calls (number/day) 0.015 −0.001;0.030 0.064 0.015 −0.001;0.030 0.063
Incoming text-messages (number/day) 0.006 0.003;0.009  < 0.001 0.006 0.003;0.009  < 0.001
Outgoing text-messages (number/day) 0.005 0.003;0.007  < 0.001 0.005 0.003;0.007  < 0.001
  1. Significant p values are given in italic
  2. Model 1 unadjusted, Model 2 adjusted for age and sex.
  3. aSelf-reported smartphone-based activity rated on a scale from −3 to + 3.
  4. bAutomatically generated smartphone-based activity features reflecting social parameters and physical activity
\