Table 2.
Salty taste threshold and preference and zinc intake by αENaC A663T genotype in men and women a.
| αENaC A663T Genotypes | AA | AT | TT | P c |
|---|---|---|---|---|
| Men | ||||
| n (%) b | 36 (34.6) | 50 (48.1) | 18 (17.3) | |
| Frequency of A allele | 0.59 | |||
| Salty taste threshold (mM) | 20.3 ± 12.0 | 18.6 ± 12.6 | 19.0 ± 11.0 | 0.58 |
| Salty taste preference (mM) | 81.9 ± 40.0 | 89.3 ± 40.0 | 85.0 ± 45.1 | 0.83 |
| Zinc intake (mg/1000 kcal) | ||||
| Total zinc | 4.3 ± 0.2 | 4.2 ± 0.1 | 4.0 ± 0.2 | 0.25 |
| Available zinc | 1.9 ± 0.1 | 1.8 ± 0.0 | 1.8 ± 0.1 | 0.32 |
| Women | ||||
| n (%) b | 37 (35.9) | 53 (51.5) | 13 (12.6) | |
| Frequency of A allele | 0.62 | |||
| Salty taste threshold (mM) | 18.0 ± 11.5 | 14.7 ± 7.5 | 14.0 ± 6.1 | 0.28 |
| Salty taste preference (mM) | 71.7 ± 31.7 | 79.8 ± 28.3 | 67.6 ± 31.2 | 0.69 |
| Zinc intake (mg/1000 kcal) | ||||
| Total zinc | 4.5 ± 0.2 | 4.2 ± 0.1 | 4.7 ± 0.4 | 0.94 |
| Available zinc | 2.0 ± 0.1 | 1.9 ± 0.0 | 2.0 ± 0.2 | 0.93 |
a Data are expressed as means ± SEM or n (%); b The αENaC genotypes distribution was not significantly different between men and women by χ2-test (p = 0.64); c Trends of change in variables of men or women across αENaC A663T genotypes were examined by GLM.