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Table 2 Comparison of parasitic density (Plasmodium vivax infection) from thick blood smears prepared on different media according to the microscopists

From: Standardization of blood smears prepared in transparent acetate: an alternative method for the microscopic diagnosis of malaria

Smear support material   Microscopist (parasites/cu mm of blood)
A B C
Glass slide Mean 10,260 9,822 8,540
Variance 63,616,000 69,581,045 53,139,333
Standard deviation 7,976 8,342 7,290
Transparent acetate Mean 10,220 8,436 8,030
Variance 72,177,889 61,607,552 41,633,444
Standard deviation 8,496 7,849 6,452
  p value* 0.712 0.870 0.991
  p value** 0.861 0.724 0.855
  1. *F-test (analysis of variance); **Bartlett test for equality of variance.