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Table 2 Monitoring adherence and results (n = 17)

From: The feasibility of using smartphones and mobile breathalyzers to monitor alcohol consumption among people living with HIV/AIDS

 % or M(SD)
Breathalyzer readings
 Number of breathalyzer readings (out of 28)22.29 (5.65)
 Days with at least one breathalyzer reading (out of 14)12.47 (2.12)
 Number of daytime breathalyzer readings (out of 14)12.06 (2.14)
 Number of evening breathalyzer readings (out of 14)10.24 (3.85)
 Average BAC level0.02 (0.03)
Mobile surveys
 Number of mobile surveys (out of 28)17.41 (8.52)
 Days with at least one mobile survey (out of 14)10.71 (4.21)
 Number of daytime mobile surveys (out of 14)10.29 (4.21)
 Number of evening mobile surveys (out of 14)7.12 (4.87)
 Average number of drinks reported/survey2.62 (2.09)
Alcohol use
 Average percent of total breathalyzer readings indicating alcohol consumptiona20%
 Average percent of daytime breathalyzer readings indicating alcohol consumptiona19%
 Average percent of evening breathalyzer readings indicating alcohol consumptiona22%
 Average percent of total surveys indicating alcohol consumptiona25%
 Average percent of daytime surveys indicating alcohol consumptiona20%
 Average percent of evening surveys indicating alcohol consumptiona40%
 Average percent of days with at least one breathalyzer reading indicating alcohol consumptiona23%
 Average percent of days with at least one survey indicating alcohol consumptiona34%
 Average percent of time that breathalyzer and survey matched in terms of detecting alcohol consumption90%
  1. aPercentage is calculated based on number of readings/surveys submitted