xRead - Olfactory Disorders (September 2023)

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INTERNATIONAL CONSENSUS ON OLFACTION

TABLE VIII.7 (Continued)

Normative data available

No. of odorsor items

Commercially available

Reliability coefficient

Test name and author/s Self-Administered Computerized Olfactory Testing System Jaing et al, 2015 1180

Comments

Test type

0.67

Yes

Yes

187 patients self-administer the computerized olfactory test system Based on earlier threshold testing, a third were anosmic, a third microsmic, and a third normosmic Correlation with squeeze bottle PEA threshold test was high 0.81, despite the reported test-retest reliability of 0.67 Age effects, but not sex effects, found Composed of UPSIT R odorants contained in 2 folded PST of 4 odors each Employed in large NHANES with multiple variables collected that can be empirically assessed Dysfunction is defined as missing ≥ 3 test items In this episodic memory task, patients were exposed to 8 odors and thereafter tested by a yes:no odor recognition task with the odors interspersed with 8 other odors ID then determined Both recognition and ID negatively impacted by age Percentiles available for 3 age groups based on 96 patients An extended version of the test to 32 odors has been published recently without norms 1182 A screening test using liquid stimuli Categorizes dysfunction into normosmia, hyposmia, and anosmia based on points assigned to responses to questions of detection, recognition, and ID (total score of 50 possible) Validated on 187 patients Correlates 0.87 with traditional Chinese language UPSIT R

DT

1 17 con

centra tions

8-odor NHANES Pocket Smell Test (PST) Rawal et al, 2015, 1142 and Hoffman et al, 2016 122

ID

8

0.66–0.90

Yes

Yes

Sniffin’ Test of Odor Memory (TOM) Croy et al, 2015 1181

OM 8

0.70

Yes

No

Taiwan Smell

ID IR

8

NR

No

No

Identification Test (TWSIT). Hsu et al, 2015 1183

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