Table 1 Food groups and reference groups created from individual food items collected in the comprehensive Diet History, India Health Study

Example:

Example of reference groups for rice:

Examples of food items for the reference group "plain rice":

Rice

Plain rice

Basmati rice

Fermented rice

White-milled rice

Fermented rice dish with

Brown rice

Pulses

Rice Bhakri

Plain rice dish with pulses

Oratti

Mixed rice dish

Kanji Rice

Puttu

Idiappam