Folate status of the population in the Canadian Health Measures Survey
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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.

## Reference

1.  Colapinto CK, O’Connor DL, Tremblay MS. Folate status of the population in the Canadian Health Measures Survey. CMAJ 2011;183:E100–6.
    
    [Abstract/FREE Full Text](http://www.cmaj.ca/lookup/ijlink/YTozOntzOjQ6InBhdGgiO3M6MTQ6Ii9sb29rdXAvaWpsaW5rIjtzOjU6InF1ZXJ5IjthOjQ6e3M6ODoibGlua1R5cGUiO3M6NDoiQUJTVCI7czoxMToiam91cm5hbENvZGUiO3M6NDoiY21haiI7czo1OiJyZXNpZCI7czoxMDoiMTgzLzIvRTEwMCI7czo0OiJhdG9tIjtzOjI0OiIvY21hai8xODMvMTMvMTUxOS4yLmF0b20iO31zOjg6ImZyYWdtZW50IjtzOjA6IiI7fQ==)