Table 3.

Consumer knowledge of laying-hen production systems.¹

Item	p1	LSM2	SE	P-value (Pr > ChiSq)
Have you ever seen cage-free or free-range eggs at the supermarket?				0.0009
Yes	0.416 (82/197)b	−0.338	0.145
No	0.583 (115/197)a	0.388	0.145
Are you familiar with the cage-free or free-range system?				0.4806
Yes	0.482 (95/197)	−0.071	0.142
No	0.518 (102/197)	0.071	0.142
Do you believe that eggs from cage-free or free-range systems are the same as farm eggs?				0.008
Yes	0.233 (46/197)b	−1.189	0.168
No	0.401 (79/197)a	−0.401	0.145
Do not know	0.365 (72/197)a	−0.552	0.148
Do you believe that farm eggs are better (color, odor, flavor) than those from industrial/cage systems?				<0.0001
Yes	0.898 (177/197)a	2.180	0.236
No	0.056 (11/197)b	−2.828	0.310
Do not know	0.046 (9/197)b	−3.039	0.341
Do you believe that farm eggs are different than those from industrial systems?				<0.0001
Yes	0.959 (189/197)a	3.162	0.361
No	0.025 (5/197)b	−3.648	0.453
Do not know	0.015 (3/197)b	−4.169	0.582
Which differences have you perceived from farm vs. industrial eggs?				<0.0001
Odor	0.135 (73/540)c	−1.856	0.126
Color (yolk and white)	0.276 (159/540)a	−0.965	0.096
Taste	0.281 (152/540)a	−0.937	0.096
Texture	0.116 (63/540)c	−2.024	0.134
Appearance	0.179 (97/540)b	−1.519	0.112
I do not perceive differences	0.011 (6/540)d	−4.489	0.411
Which part of the egg do you think is different in farm eggs?				<0.0001
Shell	0.237 (65/274)b	−1.168	0.142
Yolk	0.379 (104/274)a	−2.329	0.218
White	0.083 (23/274)c	−0.491	0.125
Overall	0.277 (76/274)b	−0.958	0.135
I do not perceive differences	0.022 (6/274)d	−3.799	0.413

Different letters for answers to the same question indicate significant differences (P ≤ 0.05).

¹Proportion of survey respondents.

²Least Square means in logit values.