Table 3.
Associations between age and DPG membership and responses to knowledge questions
| Question | Frequency answering YES | Frequency answering YES | P-value1 |
|---|---|---|---|
| Which of the following plant-based proteins when used by themselves can meet dietary protein needs as effectively as animal-based proteins? (select all that apply) | Age group <42 years | Age group >42 years | |
| Peanut protein | 12 | 22 | 0.038 |
| Rice protein | 3 | 1 | * |
| Soy protein | 51 | 48 | ns |
| Wheat protein | 3 | 1 | * |
| None of the above | 7 | 7 | ns |
| I don't know | 9 | 8 | ns |
| Which of the following methods of protein quality measurement are you familiar with? (select all that apply) | Age group <42 years | Age group >42 years | |
| Biological value (BV) | 59 | 47 | 0.031 |
| Protein efficiency ratio (PER) | 13 | 19 | ns |
| Protein digestibility-corrected amino acid score (PDCAAS) | 14 | 11 | ns |
| Amino acid score (AAS) | 11 | 12 | ns |
| None of the above | 6 | 15 | 0.027 |
| Which of the following methods of protein quality measurement are you familiar with? (select all that apply) | DPG member | DPG nonmember | |
| Biological value (BV) | 45 | 61 | ns |
| Protein efficiency ratio (PER) | 14 | 18 | ns |
| Protein digestibility-corrected amino acid score (PDCAAS) | 9 | 16 | ns |
| Amino acid score (AAS) | 6 | 17 | 0.043 |
| None of the above | 11 | 9 | ns |
1
Asterisk does not meet assumptions of chi-square test.