Yield factor value: 0.98 (Rhubarb boiled, NL LCW, BERGSTROM 1994_GAINS-AND-LOSSES)

Retention factor (RF) = (Content After Processing / Content Before Processing) * Yield factor

Calculated Mean Retention Factor Value

mean RF value Min Max SD n
0.83 0.74 0.98 0.11 3

Original Retention Factor Values used to Produce Mean

McDougall G.J., Dobson P., Jordan-Mahy N. (2010) Effect of different cooking regimes on rhubarb polyphenols. Food Chemistry 119:758-764

Retention Factor Food Before Processing Food After Processing Content Before Processing Content After Processing Units
0.98 Rhubarb Rhubarb, blanched 31.53 31.6 mg/100 g fresh weight
0.76 Rhubarb Rhubarb, blanched 31.53 24.45 mg/100 g fresh weight
0.74 Rhubarb Rhubarb, blanched 31.53 23.83 mg/100 g fresh weight