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Table 2 Influence of phenylthiocarbamide taster status on basic taste recognition thresholds, total bitter score, and total taste score of the studied taste stimuli by sex

From: Association of phenylthiocarbamide perception with anthropometric variables and intake and liking for bitter vegetables

 

Sex

Non-tasters

Tasters

Super-tasters

p-value

Sucrose

F

5.7 ± 1.1a

5.2 ± 1.2a

4.7 ± 1.2b

< 0.001

M

5.1 ± 1.7a

5.2 ± 1.3a

4.1 ± 1.2b

< 0.001

Monosodium glutamate

F

2.8 ± 1.0a

2.7 ± 0.9a

2.5 ± 0.8a

0.347

M

3.1 ± 1.4a

2.7 ± 0.9ab

2.3 ± 0.5b

0.062

Sodium chloride

F

4.6 ± 1.1a

4.6 ± 0.9a

4.3 ± 0.8a

0.106

M

4.6 ± 1.1a

4.6 ± 0.9a

4.1 ± 0.6b

0.007

Citric acid

F

3.5 ± 1.1a

3.4 ± 1.0a

3.2 ± 1.2a

0.204

M

3.5 ± 1.4a

3.4 ± 1.2a

2.5 ± 1.3b

0.001

Quinine

F

3.1 ± 1.3ab

3.0 ± 1.2a

2.9 ± 0.9b

0.514

M

3.2 ± 1.7ab

3.3 ± 1.2a

2.6 ± 0.9b

0.031

Sinigrin

F

3.7 ± 0.7a

3.0 ± 0.9b

2.9 ± 1.0b

< 0.001

M

3.2 ± 1.1a

3.3 ± 0.8a

2.3 ± 1.2b

< 0.001

TTS

F

0.504 ± 0.108a

0.443 ± 0.098b

0.399 ± 0.097c

< 0.001

M

0.487 ± 0.162a

0.462 ± 0.104a

0.326 ± 0.106b

< 0.001

Saccharin

F

30 (52.6)

95 (69.3)

41 (74.6)

0.030

(bitterness detected)

M

17 (39.5)

46 (69.7)

34 (91.9)

< 0.001

  1. F females, M males, TTS total taste score
  2. Quantitative variables are expressed as mean ± SD and categorical variables as n (%). Statistical analyses were undertaken using the Kruskal Wallis rank-sum test (post-hoc Dunn test) when comparing quantitative variables. A chi-square test was used for categorical variables. Different letters indicate significant differences (p-value <0.05) among groups. Values shown in bold are statistically significant, p-value < 0.05