- athe sum of aCT tracked hours across all 141 participants on a given day (hh:mm)
- bthe number of tracking participants on a given day (n)
- cthe median of tracked hours of tracking participants on a given day (hh:mm)
- dtracked hours of the participant designated as infected (1–10) on a given day (hh:mm)
- eHits of the participant designated as infected recorded via aCT (n)
- fHits of the participant designated as infected recorded via pCT and the number of those contacts tracking on this day (n)
- gthe median of tracked hours across all pCT contacts on a given day (hh:mm)
- hthe number of matches between aCT and pCT hits (n)
- *Matches between recorded aCT hits and pCT hits (Match aCT/pCT) are further analyzed (Table 7)