Do Individuals Use Nutrition Labels on Food Packages to Make Healthy Choices? Testing the Dual-Process Model in Two Laboratory-Based Experiments
Abstract
:1. Introduction
2. Experiment 1
2.1. Method
2.1.1. Participants
2.1.2. Materials
2.1.3. Design
2.1.4. Procedure
2.2. Results
2.3. Discussion
3. Experiment 2
3.1. Method
3.1.1. Participants
3.1.2. Materials and Design
3.1.3. Design and Procedure
3.2. Results
3.3. Discussion
4. General Discussion
5. Conclusions and Limitations
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Measurements | Label | Without Time Constraints | With Time Constraints | ||||
---|---|---|---|---|---|---|---|
Mean | SD | 95% CI | Mean | SD | 95% CI | ||
Accuracy | NuVal | 0.98 | 0.01 | [0.96, 1.00] | 0.95 | 0.02 | [0.92, 0.99] |
5-CNL | 0.96 | 0.01 | [0.94, 0.98] | 0.89 | 0.02 | [0.85, 0.93] | |
TL | 0.98 | 0.01 | [0.97, 0.99] | 0.94 | 0.01 | [0.92, 0.96] | |
DV | 0.98 | 0.01 | [0.96, 0.99] | 0.90 | 0.02 | [0.86, 0.94] | |
Response time | NuVal | 1166.06 | 94.70 | [974.81, 1357.30] | 851.81 | 19.52 | [812.39, 891.23] |
5-CNL | 1525.20 | 116.99 | [1288.94, 1761.46] | 1064.17 | 24.33 | [1015.03, 1113.31] | |
TL | 1544.55 | 100.41 | [1341.76, 1747.34] | 992.66 | 27.10 | [937.93, 1047.39] | |
DV | 2141.54 | 110.02 | [1919.34, 2363.73] | 1266.04 | 19.68 | [1226.31, 1305.78] |
Measurements | Label | Without Time Constraints | With Time Constraints | ||||
---|---|---|---|---|---|---|---|
Mean | SD | 95% CI | Mean | SD | 95% CI | ||
Response time | NuVal | 3410.47 | 290.70 | [2823.81, 3997.13] | 1207.48 | 40.67 | [1125.27, 1289.68] |
5-CNL | 3647.99 | 255.36 | [3132.65, 4163.32] | 1413.85 | 38.82 | [1335.39, 1492.31] | |
TL | 2914.42 | 214.43 | [2481.67, 3347.16] | 1265.16 | 34.18 | [1196.09, 1334.24] | |
DV | 4059.87 | 286.91 | [3480.87, 4638.87] | 1414.81 | 62.64 | [1288.21, 1541.42] | |
Number of times choosing labels | NuVal | 11.84 | 1.96 | [7.81, 15.88] | 14.80 | 1.72 | [11.24, 18.36] |
5-CNL | 13.64 | 1.98 | [9.56, 17.72] | 13.56 | 1.40 | [10.67, 16.45] | |
TL | 11.84 | 1.73 | [8.27, 15.41] | 21.08 | 1.39 | [18.22, 23.95] | |
DV | 12.56 | 1.76 | [8.92, 16.20] | 8.84 | 1.13 | [6.50, 11.18] |
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Li, X.; Wang, Q.; Zhang, C.-Q. Do Individuals Use Nutrition Labels on Food Packages to Make Healthy Choices? Testing the Dual-Process Model in Two Laboratory-Based Experiments. Nutrients 2022, 14, 3732. https://doi.org/10.3390/nu14183732
Li X, Wang Q, Zhang C-Q. Do Individuals Use Nutrition Labels on Food Packages to Make Healthy Choices? Testing the Dual-Process Model in Two Laboratory-Based Experiments. Nutrients. 2022; 14(18):3732. https://doi.org/10.3390/nu14183732
Chicago/Turabian StyleLi, Xiaoyan, Qi Wang, and Chun-Qing Zhang. 2022. "Do Individuals Use Nutrition Labels on Food Packages to Make Healthy Choices? Testing the Dual-Process Model in Two Laboratory-Based Experiments" Nutrients 14, no. 18: 3732. https://doi.org/10.3390/nu14183732