During production of the above mentioned article, the superscript values of Table 2 were erroneously modified. The correct version is presented below.
Cambridge University Press apologise for this error.
Original:
Table 2 Nutrition awareness and use of nutrition information by socio-demographic and economic characteristics, and OR showing associations of nutrition awareness and use of nutrition information with these characteristics, among adults aged 60 years and above (n 3056), NHANES 2009–2014*

NHANES, National Health and Nutrition Examination Survey; GED, General Education Development; SNAP, Supplemental Nutrition Assistance Program.
* Significant difference in proportions tested using χ 2 test for categorical variables, percentages across the row may not sum to 100 due to rounding.
† Percentages within a column with unlike superscript letters were significantly different (P < 0·05).
Correction:
Table 2 Nutrition awareness and use of nutrition information by socio-demographic and economic characteristics, and OR showing associations of nutrition awareness and use of nutrition information with these characteristics, among adults aged 60 years and above (n 3056), NHANES 2009–2014*

NHANES, National Health and Nutrition Examination Survey; GED, General Education Development; SNAP, Supplemental Nutrition Assistance Program.
a,b,c,dPercentages within a column with unlike superscript letters were significantly different (P < 0·05).
*Significant difference in proportions tested using χ 2 test for categorical variables, percentages across the row may not sum to 100 due to rounding.