xRead - Olfactory Disorders (September 2023)

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520

INTERNATIONAL CONSENSUS ON OLFACTION

TABLE VIII.8 (Continued)

Normative data available

Commercially available

Test name and author/s

No. of odors items

Reliability coefficent

Comments In validation study, 120

Test type

patients of a wide age range were on each side of nose separate and half on both sides together ID better on left than on right side of nose Females outperformed males No normative data Selected 16 odors from a larger set that are best known in Italy and England Battery consists of a 16-paired same:different DISC task using semantically related odors (eg, lemon-orange, petrol-paint, cocoa-coffee), an odor naming task, an odor-picture matching task, a word-picture matching task, and a picture naming task (control) Tests were differentially sensitive to several neurodegenerative diseases Uses hard sweet candies of unknown manufacturers to assess retronasal OF in children and adults Scores correlate well with orthonasal smell tests In 230 children and 123 adults, scoreof ≤ 13 differentiated anosmics from normosmics with a sensitivity of 94% and a specificity of 83% Extends SS individual subtests to a larger number of odorants to make them more applicable to individual testing and to increase their reliability Found test-retest reliability no similar to that for

Odor Perception and Semantics Battery Luzzi et al, 2007 598

DISCON OPM

12

NR

No

No

Candy Smell Test Renner et al, 2009 1217

ID

23

0.75

No

No

Extended Sniffin’ Sticks test Haehner et al, 2009 1218

ID DT DISC Combina tion

32

ID: 0.88 DT: 0.92 DISC: 0.80 Combination: 0.93

Yes

Yes

established threshold measures, scores now sensitive to male:female differences and different degrees of smell loss

(Continues)