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Table 1 McDonald and Kreitman test results in immune and non immune related genes

From: SNP discovery and molecular evolution in Anopheles gambiae, with special emphasis on innate immune system

A: Between A. arabiensis and M form for immune related genes
  Non synonymous Synonymous Ratios
Interspecific fixed divergences 36 63 0.571
Intraspecific polymorphisms 344 905 0.380
Ratios 0.104 0.070 P = 0.081
B: Between A. arabiensis and S form for immune related genes
  Non synonymous Synonymous Ratios
Interspecific fixed divergences 24 37 0.649
Intraspecific polymorphisms 421 1171 0.360
Ratios 0.057 0.032 P = 0.038
C: Between A. arabiensis and M form for non immune related genes
  Non synonymous Synonymous Ratios
Interspecific fixed divergences 16 55 0.290
Intraspecific polymorphisms 151 675 0.224
Ratios 0.106 0.081 P = 0.426
D: Between A. arabiensis and S form for non immune related genes
  Non synonymous Synonymous Ratios
Interspecific fixed divergences 14 49 0.286
Intraspecific polymorphisms 192 798 0.241
Ratios 0.073 0.061 P = 0.622
  1. SNPs were counted for the groups of genes (immune related or non immune related genes) within species (Intraspecific polymorphisms) or between species (Interspecific fixed divergences). The probability (P) is calculated using a 2-tailed Fisher's exact test.