xRead - Olfactory Disorders (September 2023)

20426984, 2022, 4, Downloaded from https://onlinelibrary.wiley.com/doi/10.1002/alr.22929, Wiley Online Library on [04/09/2023]. See the Terms and Conditions (https://onlinelibrary.wiley.com/terms-and-conditions) on Wiley Online Library for rules of use; OA articles are governed by the applicable Creative Commons License

518

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 The latter test has been shown to be age- and sex-related 1165 ; however, performance among these short-memory intervals is relatively constant, in accord with earlier studies n-butanol threshold test for 133 patients 12—80 years of age (mean, 37.5 years No indication of sex differences No percentiles, but can be calculated from figures 100-year-old convenience sample of 9139 patients 530 Sex and age differentiation and percentile ranks Divides function into 3 classes Uses simple felt-tip marker pens to present stimuli Later versions have 16 odors Threshold reliabilities as high as 0.85 in later studies 1212 A 20-odor ID test Odors presented in plastic jars Age-related normative sample based on 97 patients Raw scores converted to T scores Tscores < 30 indicative of smell loss Combined with n-butanol threshold test Twelve concentrations each of phenyl ethanol and citronellal presented randomly with sum of correctly identified odors serving as test measure Option of no smell provided, thereby making this test nonforced-choice Correlates well with standard Combined scores from a 9-odor ID test and an 146 patients tested, with norms based on 5- to

Test type

Combined Olfactory Test Robson et al, 1996 1210

ID and RT 9 ID

0.87

No

No

1 Detection

Sniffin’ Sticks Test Kobal et al, 1996 1211

ID and DT 12 and 16

ID: 0.73, DT: 0.54 Combination: 0.72 34

Yes

Yes

Viennese Odor Test

ID

20

0.75

No

No

Lehrner and Deecke, 2000 1213

Random Olfactory

ID

2 16 concentrations

0.71

No

No

Sensitivity Procedure

Kobal et al, 2001 1214

staircase threshold procedure ( r = 0.77)

(Continues)