Calculated Mean Content Values
| Units |
Average |
Min |
Max |
Standard Deviation |
| mg/100 g FW |
0.45 |
0.00 |
1.00 |
0.37 |
| mol/100 g |
1.48e-06 |
0.00 |
3.31e-06 |
1.23e-06 |
Values calculated by aggregating data from 5
different samples
from
2 unique
publications.
Aglycone Mean Content Values
| Aglycone |
Units |
Average |
Min |
Max |
Standard Deviation |
| Quercetin |
mg/100 g FW |
0.45 |
0.00 |
1.00 |
0.37 |
| mol/100 g |
1.48e-06 |
0.00 |
3.31e-06 |
1.23e-06 |
Original Content Values Used to Produce Means
Hertog, M. Hollman, P. Katan, M (1992) Content of potentially anticarcinogenic flavonoids of 28 vegetables and 9 fruits commonly consumed in the Netherland. Journal of Agricultural and Food Chemistry 40:2379-2383
| Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
|
0.33 mg/100 g FW
|
Whole pear - Pyrus communis L. - Conference - April 1991 |
yes |
1 |
|
1.00 mg/100 g FW
|
Whole pear - Pyrus communis L. - Beurré Hardy - Aug 1991 |
yes |
1 |
|
0.58 mg/100 g FW
|
Whole pear - Pyrus communis L. - Doyenne du Comice - Dec 1991 |
yes |
1 |
|
0.32 mg/100 g FW
|
Whole pear - Pyrus communis L. - Conference - April 1992 |
yes |
1 |
Lugasi A., Hovari J. (2002) Flavonoid aglycons in foods of plant origin. II. Fresh and dried fruits. Acta Alimentaria 31:63-71
| Original Content Value |
Original Food Description |
Commercial Origin |
# of Samples Analyzed |
|
0.00 mg/100 g FW
|
Pear |
no |
1 |