Showing retention factors for Polyphenols, total in Broccoli, blanched with the process frozen, stored frozen Food Processing
Yield factor value: 1.0 (Any food, frozen, stored frozen, UNSPECIFIED)
Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor
Calculated Mean Retention Factor Value
| mean RF value | Min | Max | SD | n |
|---|---|---|---|---|
| 0.90 | 0.83 | 0.97 | 0.07 | 2 |
Original Retention Factor Values used to Produce Mean
Puuponen-Pimia R., Hakkinen S.T., Aarni M., Suortti T., Lampi A.M., Eurola M., Piironen V., Nuutila A.M., Oksman-Caldentey K.M. (2003) Blanching and long-term freezing affect various bioactive compounds of vegetables in different ways. Journal of the Science of Food and Agriculture 83:1389-1402
| Retention Factor | Food Before Processing | Food After Processing | Content Before Processing | Content After Processing | Units |
|---|---|---|---|---|---|
| 0.97 | Broccoli | Broccoli, blanching, 96°C, 3 min, blanching, 96°C, 3 min, stored, -20°C 6 months | 34.4 | 33.4 | mg/100 g fresh weight |
| 0.83 | Broccoli | Broccoli, blanching, 96°C, 3 min blanching, 96°C, 3 min, stored, -20°C 12 months | 34.4 | 28.76 | mg/100 g fresh weight |