FST Studies

Question 1

First FST study

Answer 1

1977

Question 2

Where was first study done?

Answer 2

LA (laboratory)

Question 3

1st study goals?

Answer 3

Identify most reliable FSTs

Question 5

Second FST study?

Answer 5

1981

Question 6

First FST study results?

Answer 6

Identified HGN,WAT,OLS as “best tests”

Study listed finger to nose, Romberg, and finger count as optimal tests

Question 6

Where was second study done?

Answer 6

LA (Lab/Fields)

Question 7

2nd study goals?

Answer 7

Asses effectiveness of SFSTs in relation to BACs above/below .10

Question 8

Second study results?

Answer 8

297 drinkers and 10 officers

Officers able to correctly classify BACs of .10 81% of the time with 3 test battery

Question 9

Third study?

Answer 9

1983

Question 10

Where was third study done?

Answer 10

MD, VA, NC, DC (Field)

Question 11

Third study goals?

Answer 11

Field study. Test FSTs and determine accuracy for each.

Question 12

Third study results?

Answer 12

3 test battery officers right 80% of time on 1506 drivers

HGN 4/6 77% .10 or more
WAT 2/8 68% .10 or more
OLS 2/4 65% .10 or more

Question 13

Fourth study?

Answer 13

1995

Question 14

Where was fourth study done?

Answer 14

Colorado (Field)

Question 15

Fourth study goal?

Answer 15

Accuracy of SFST in cold weather

Question 16

Fourth study findings?

Answer 16

234 drivers tested 93% correct that BAC over .10

Question 17

Fifth study?

Answer 17

1997

Question 18

Where was fifth study?

Answer 18

Florida (Field)

Question 19

Fifth study goal?

Answer 19

Test accuracy of SFSTs for BAC .08 or greater

Question 20

Fifth study findings?

Answer 20

379 drivers tested

Officers correct 95% of time that .08 or greater

Question 21

Sixth study?

Answer 21

1998

Question 22

Where was sixth study done?

Answer 22

San Diego (Field)

Question 23

Sixth study goal?

Answer 23

Test officers ability to discriminate below .10 and between .04/.08

Question 24

Sixth study findings?

Answer 24

297 drivers tested

Officers able to determine .08 or greater 91% of time

Also 80% of time when person was between .04 and .08