Folate status of the population in the Canadian Health Measures Survey

In the February 8, 2011 issue of CMAJ, two errors occurred in the article by Colapinto and colleagues.¹ The revised statements are below, with the correction in italics:

“Samples were thawed, diluted (1-in-26) with 0.5% ascorbic acid solution, allowed to incubate at room temperature for 18 minutes and then analyzed for folate using …” (Methods section).

“Given the absence of folate deficiency in the general population and the apparent shift toward Canadians having high red blood cell folate concentrations …” (Interpretation section).

CMAJ regrets the errors.