THE VITAMIN B12 AND FOLATE PATHOLOGY INVESTIGATION
THE INVESTIGATION OF ERRORS IN PATHOLOGY TESTS
FOR VITAMIN B12 AND FOLATE DEFICIENCY
BY MEANS OF MEDICAL EXPERIMENTS
THE METHYLMALONIC ACID INVESTIGATION
THE MMA EXPERIMENT
Summary
Method
Observations
Results - Notes
Results - Series 1
MP vs QHPS
Conclusions

The important points to note, about MMA levels, from the MP Sample A and QHPS Sample A results are:

  • The maximum difference between the labs was 7.80 SD
  • Six results out of 15 were outside the 95% Confidence Interval
  • Five of those results were also outside the 99.0% Confidence Interval
  • Two of those results were also outside the 99.9% Confidence Interval
Chart D18 Table B3

The important points to note, about MMA levels, from the MP Sample B and QHPS Sample B results are:

  • The maximum difference between the labs was 11.00 SD.
  • Nine results out of 11 were outside the 95% Confidence Interval.
  • Seven of those results were also outside the 99.0% Confidence Interval.
  • Six of those results were also outside the 99.9% Confidence Interval.
Chart D19 Table B3

The important points to note, about MMA levels, from the MP Sample A and QHPS Sample B results are:

  • The maximum difference between the labs was 9.68 SD.
  • 12 results out of 17 were outside the 95% Confidence Interval.
  • 10 of those results were also outside the 99.0% Confidence Interval.
  • Six of those results were also outside the 99.9% Confidence Interval.
Chart D20 Table B3

The important points to note, about MMA levels, from the MP Sample B and QHPS Sample A results are:

  • The maximum difference between the labs was 8.19 SD.
  • Four results out of six were outside the 95% Confidence Interval.
  • Three of those results were also outside the 99.0% Confidence Interval.
  • One of those results were also outside the 99.9% Confidence Interval.
Chart D21 Table B3

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