What is the difference between margin of error/precision (d) in sample size calculation and alpha (p value or CI ) in result section of articles?

Formula used for sample size calculation for a survey: n=z2 *p(1-p)/d2 or with corrected factor. Likelihood of having controlled blood glucose level: (OR 95% CI 1.50 [1.23;1.76]) in result section...

13 January 2016 3,284 2 View