Responses
Other responses
Jump to comment:
- Published on: 13 April 2016
- Published on: 13 April 2016
- Published on: 13 April 2016Re: Does vitamin D status effect interact with smoking habits re cognition?Show More
Dear Editor,
In response to B.Boucher's interesting question of whether we found smoking to be associated with worsened cognitive performance at higher serum 25-(OH)D concentrations than would be the case in non-smokers...
1. Although smokers had lower PTH levels than non-smokers (ca. 0.1 SD), this difference was non-signifcant following adjustment for age.
2. We found no evidence of a 25(OH)D...
Conflict of Interest:
None declared. - Published on: 13 April 2016Does vitamin D status effect interact with smoking habits re cognition?Show More
Dear Editor,
This interesting paper adjusts for smoking and smoking reduces circulating parathyroid hormone concentration; this effect would be expected to reduce vitamin D activation(1). One might, therefore, expect smoking to be associated with worsened cognitive performance at a higher serum 25-(OH)D concentration than would be the case in non-smokers. Can the authors tell us, therefore, whether there is any...
Conflict of Interest:
None declared.