Trial Outcomes & Findings for Sedative-Anxiolytic Effects on Simulated Driving Performance (NCT NCT03297944)

NCT ID: NCT03297944

Last Updated: 2020-01-29

Results Overview

Lane deviation (swerving) on a driving simulator. This is measured as the distance (cm) the driver deviates from the lane.

Recruitment status

COMPLETED

Study phase

PHASE4

Target enrollment

15 participants

Primary outcome timeframe

16 hours

Results posted on

2020-01-29

Participant Flow

All 15 participants received every intervention.

Participant milestones

Participant milestones
Measure
All Participants
All participants received all six interventions; combinations of placebo (PLC), alprazolam (ALP) or zolpidem (ZOL).
Overall Study
STARTED
15
Overall Study
2ALP/PLC
15
Overall Study
1ALP/PLC
15
Overall Study
0.5ALP/PLC
15
Overall Study
ZOL/PLC
15
Overall Study
PLC/PLC
15
Overall Study
PLC/ALP
15
Overall Study
COMPLETED
15
Overall Study
NOT COMPLETED
0

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Sedative-Anxiolytic Effects on Simulated Driving Performance

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
All Participants
n=15 Participants
All 15 participants received each intervention.
Age, Continuous
30.53 years
STANDARD_DEVIATION 8.18 • n=5 Participants
Sex: Female, Male
Female
9 Participants
n=5 Participants
Sex: Female, Male
Male
6 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
15 Participants
n=5 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
n=5 Participants
Race (NIH/OMB)
Asian
0 Participants
n=5 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
n=5 Participants
Race (NIH/OMB)
Black or African American
1 Participants
n=5 Participants
Race (NIH/OMB)
White
14 Participants
n=5 Participants
Race (NIH/OMB)
More than one race
0 Participants
n=5 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
n=5 Participants
Region of Enrollment
United States
15 Participants
n=5 Participants

PRIMARY outcome

Timeframe: 16 hours

Population: All 15 participants received each intervention.

Lane deviation (swerving) on a driving simulator. This is measured as the distance (cm) the driver deviates from the lane.

Outcome measures

Outcome measures
Measure
All Participants
n=15 Participants
All participants received all 6 interventions.
Standard Deviation of Lane Position (SLDP)
2ALP/PLC
40.08 distance (cm)
Interval 28.1 to 68.1
Standard Deviation of Lane Position (SLDP)
1ALP/PLC
37.28 distance (cm)
Interval 28.0 to 54.9
Standard Deviation of Lane Position (SLDP)
0.5ALP/PLC
36.06 distance (cm)
Interval 27.6 to 53.7
Standard Deviation of Lane Position (SLDP)
ZOL/PLC
37.61 distance (cm)
Interval 28.3 to 65.6
Standard Deviation of Lane Position (SLDP)
PLC/PLC
36.30 distance (cm)
Interval 29.7 to 58.9
Standard Deviation of Lane Position (SLDP)
PLC/ALP
40.72 distance (cm)
Interval 28.5 to 68.7

Adverse Events

2ALP/PLC

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

1ALP/PLC

Serious events: 0 serious events
Other events: 1 other events
Deaths: 0 deaths

0.5ALP/PLC

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

ZOL/PLC

Serious events: 0 serious events
Other events: 2 other events
Deaths: 0 deaths

PLC/PLC

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

PLC/ALP

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
2ALP/PLC
n=15 participants at risk
2mg Alprazolam administered at night, placebo administered in the morning Alprazolam: 0.5 to 2mg administered at night or in the morning
1ALP/PLC
n=15 participants at risk
1mg Alprazolam administered at night, placebo administered in the morning Alprazolam: 0.5 to 2mg administered at night or in the morning
0.5ALP/PLC
n=15 participants at risk
0.5mg Alprazolam administered at night, placebo administered in the morning Alprazolam: 0.5 to 2mg administered at night or in the morning
ZOL/PLC
n=15 participants at risk
10mg Zolpidem administered at night, placebo administered in the morning Zolpidem: 10mg administered at night or in the morning
PLC/PLC
n=15 participants at risk
Placebo administered at night, placebo administered in the morning Placebo: placebo administered at night and/or in the morning
PLC/ALP
n=15 participants at risk
Placebo administered at night, 1mg alprazolam administered in the morning Alprazolam: 0.5 to 2mg administered at night or in the morning
General disorders
Headache
0.00%
0/15 • 16 hours
6.7%
1/15 • Number of events 1 • 16 hours
0.00%
0/15 • 16 hours
6.7%
1/15 • Number of events 1 • 16 hours
0.00%
0/15 • 16 hours
0.00%
0/15 • 16 hours
Gastrointestinal disorders
Stomach Ache
0.00%
0/15 • 16 hours
0.00%
0/15 • 16 hours
0.00%
0/15 • 16 hours
6.7%
1/15 • Number of events 1 • 16 hours
0.00%
0/15 • 16 hours
0.00%
0/15 • 16 hours

Additional Information

Marion Coe

University of Kentucky

Phone: 859-257-6488

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place