Table 2

Reasons for exit from Auto Mode into OL Manual Mode during 3-month trial phase

PeriodMean ± SDP value*
Percentage time in HCLDays 1–787.0 ± 10.8
Days 22–2880.2 ± 15.50.019
Days 50–5676.0 ± 14.20.25
Days 78–8471.8 ± 23.30.26
Mean number of events removing participant from HCL
 Total (events/week)Days 1–75.3 ± 2.7
Days 22–285.4 ± 2.5
Days 50–565.8 ± 1.9
Days 78–845.8 ± 2.6
 System initiated (events/week)Days 1–75.0 ± 2.9
Days 22–285.2 ± 2.6
Days 50–565.5 ± 2.1
Days 78–845.6 ± 2.8
 User initiated (events/week)Days 1–70.3 ± 0.7
Days 22–280.2 ± 0.6
Days 50–560.3 ± 0.6
Days 78–840.2 ± 0.5
Percentage of events removing participant from HCL
 Safe Basal time-outsDays 1–764.0 ± 23.5
Days 22–2876.9 ± 21.3
Days 50–5669.8 ± 25.7
Days 78–8465.8 ± 28.5
 Hyperglycemia and other alertsDays 1–728.3 ± 23.4
Days 22–2819.1 ± 18.5
Days 50–5623.3 ± 20.1
Days 78–8427.2 ± 25.0
 User initiatedDays 1–77.7 ± 17.8
Days 22–284.0 ± 13.1
Days 50–566.9 ± 15.2
Days 78–847.0 ± 20.3
  • *Comparison of change from previous period.