TABLE 1.
Day 0 |
Day 4 |
|||||
Control |
MTP1-PETs |
|||||
M | SD | M | SD | t-test | ||
pH | 5.630 | 5.700 | − | 5.810 | − | −3.024∗ |
aw | 0.983 | 0.978 | − | 0.980 | − | –2.450 |
TBA test | 0.673 | 0.768 | − | 0.722 | − | –5.489∗∗ |
Lightness | 28.270 | 32.643 | 10.570 | 31.143 | 16.910 | 0.701 |
Redness | 10.753 | 7.700 | 2.460 | 10.863 | 2.390 | 3.398∗ |
Yellowness | 5.583 | 3.180 | 9.880 | 5.913 | 3.320 | –1.843 |
Chroma | 16.337 | 10.880 | 18.460 | 16.777 | 8.450 | −2.785∗ |
Hue angle | 0.479 | 0.392 | 0.090 | 0.499 | 0.010 | –0.976 |
Adhesiveness | –35.643 | –29.420 | − | –22.187 | 0.080 | –6.320∗∗ |
Cohesion | 39.178 | 31.583 | 1.470 | 32.345 | 0.130 | 0.080 |
Hardness | 343.142 | 336.928 | 2.320 | 331.237 | 2.010 | 0.223 |
Cohesiveness | 0.384 | 0.365 | 0.020 | 0.357 | 0.010 | –0.452 |
Friability | 121.750 | 128.428 | 1.900 | 127.654 | 0.980 | –0.541 |
Elasticity | 0.781 | 0.784 | 0.010 | 0.779 | 0.060 | –0.014 |
Gumminess | 137.002 | 126.784 | 1.410 | 121.350 | 2.010 | 0.418 |
Chewiness | 104.887 | 99.949 | 1.620 | 101.279 | 6.820 | –0.385 |
Resilience | 0.215 | 0.196 | 0.010 | 0.192 | 0.020 | –0.260 |
Color | 4.200 | 2.800 | 0.800 | 3.400 | 1.200 | –189.737 |
Taste | 4.400 | 3.600 | 1.200 | 3.800 | 0.800 | –0.632 |
Odor | 3.600 | 2.800 | 0.800 | 3.200 | 0.800 | –141.421 |
Chewiness | 4.400 | 3.400 | 1.200 | 3.800 | 0.800 | –126.491 |
Overall acceptance | 4.400 | 2.800 | 0.800 | 3.800 | 0.800 | −3.536∗ |
Levels of significance of treatments: ∗∗p ≤ 0.01; ∗p ≤ 0.05. M, means; SD, standard deviations.