Table 1.

Conversion factors applied to the consumption frequency classes defined in the FFQ.

Frequency of Consumption as Defined in FFQ	Conversion Factor to Daily Frequency
Less than once a month	0.00
1–3 times a month	0.07
1–2 times a week	0.21
3–4 times a week	0.50
5–6 times a week	0.79
Once daily	1.00
Twice or more daily	2.00