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Table 1 Participants’ demographic characteristics, health interest, and nutrition knowledge by assigned label (n = 2105)

From: Acceptability and understanding of front-of-pack nutritional labels: an experimental study in Mexican consumers

 GDA (n = 697)MTL (n = 708)WL (n = 700)p-value
n (%)n (%)n (%) 
Age
 18- 29y322(46.2)324 (45.8)329 (47.0)0.904
 30-49y192 (27.6)193 (27.3)178 (25.4) 
  > 50y183 (28.3)191 (26.7)193 (27.6) 
Gender
 Female400 (57.4)416 (58.8)381 (54.4)0.246
Marital status
 Single251 (36)261 (36.9)254 (36.3)0.333
 Married/ living with a partner352 (52.3)370 (52.3)351 (50.1) 
 Divorced67 (9.6)44 (6.2)59 (8.4) 
 Widower27 (3.9)33 (4.7)36 (5.1) 
Education
 Elementary school or less50 (7.2)45 (6.4)52 (7.4)0.901
 Secondary School89 (12.8)90 (12.7)74 (10.6) 
 High school217 (31.1)230 (32.5)236 (33.7) 
 Graduate/ Postgraduate341 (48.9)343 (48.6)338 (48.3) 
Household income
  < $2699123 (17.7)122 (17.2)121 (17.3)0.989
 $2700-6799218 (31.3)222 (31.4)224 (32.0) 
 $6800-11,599187 (26.8)190 (26.8)183 (26.1) 
 $11,600-34,999120 (17.2)124 (17.5)131 (18.7) 
  > $35,00049 (7.0)50 (7.1)41 (5.9) 
Occupation
 Unemployed/ Other46 (6.7)54 (7.6)70 (10.0)0.510
 Student164 (23.5)168 (23.7)150 (21.4) 
 Housemaid/ Home maker146 (21.0)134 (18.9)136 (19.3) 
 Employee280 (40.2)293 (41.4)284 (40.7) 
 Salesman/woman61 (8.8)59 (8.3)50 (8.6) 
Previous diagnosis of chronic disease
 Diabetes57 (8.2)61 (8.6)59 (8.4)0.957
 Hypertension90 (12.9)86 (12.2)89 (12.7)0.904
 Overweight171 (24.5)161 (22.7)177 (25.3)0.518
 Obesity66 (9.5)66 (9.3)67 (9.6)0.987
 Hypercholesterolemia79 (11.3)80 (11.3)80 (11.4)0.997
 Hypertriglyceridemia68 (9.8)75 (10.6)84 (12.0)0.393
Health interest
 Not interested/ A Little interested143 (20.5)145 (20.5)169 (24.1)0.161
 Very interested554 (79.5)563 (79.5)531 (75.9) 
Self-reported nutrition knowledge
 Not knowledgeable148 (21.2)149 (21.1)151 (21.6)0.998
 A little knowledgeable292 (41.9)295 (41.7)294 (42.0) 
 Somewhat knowledgeable/ Very knowledgeable257 (36.9)264 (37.3)255 (36.4) 
  1. GDA Guideline Daily Allowance, MTL Multiple Traffic Light, WL Warning Labels. Chi2 was used to test for significant differences between labelling conditions