Glossary

• Author: Nathan Baker
• Pages: 215-219

Glossary

Accuracy:

the

proportion

of

true

positive

results

(both

negative

and

positive)

in

the

tested

group,

i.e.,

(true

positives

+

true

negatives)

divided

by

total

number

of

tests.

A

test

may

be

sensitive

and

specific

but

still

not

accurate.

Accuracy

means

how

dose

the

measurement

is

to

a

known

value

—

think

of

a

target

with

shots

all

around

the

bull

’

s-eye

as

accurate

but

not

necessarily

predse

Additive

effect:

where

two

or

more

drugs

act

together

to

have

a

total

effect

the

same

as

the

sum

of

their

individual

effects,

i.e.,

1

+

1

=

2

ADSE

(Approved

Drug

Screening

Equipment):

one

of

a

listed

number

of

equipment

for

the

testing

for

the

presence

of

drugs

in

the

human

body

prescribed

by

regulation

made

pursuant

to

the

Criminal

Code

of

Canada

Al

(Approved

Instrument):

one

of

a

listed

number

of

instruments

for

the

testing

of

breath

to

determine

the

quantity,

if

any,

of

alcohol

in

a

person

’

s

blood

as

prescribed

by

regulation

made

pursuant

to

the

Criminal

Code

of

Canada,

i.e.,

Intoxilyzer

5000C

Antagonistic

effect:

where

two

or

more

drugs

act

together

to

have

an

effect

greater

than

the

sum

of

their

individual

effects,

i.e.,

1

+

1

=

1

ASD

(Approved

Screening

Device):

one

of

a

listed

number

of

devices

for

the

testing

of

breath

to

screen

for

the

quantity,

if

any,

of

alcohol

in

a

person

’

s

215