Table 1.

General characteristics of Nima tests

Gluten-free label
- Yes	4732 (84.1%)
- No	892 (15.9%)
Time of day/meal
- Breakfast (5am - 10:59am)	635 (11.3%)
- Lunch (11am - 2:59pm)	1494 (26.6%)
- Dinner (3pm - 11:59pm)	3327 (59.2%)
- Other (12am - 4:59am)	168 (3.0%)
Region
- Northeast	980 (17.4%)
- South	1378 (24.5%)
- Midwest	690 (12.3%)
- West	2576 (45.8%)
Median household income, zip code quartile
- First (lowest)	423 (7.7%)
- Second	622 (11.3%)
- Third	1027 (18.6%)
- Fourth (highest)	3449 (62.5%)