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Table 4 Pearson Product-Moment coefficients for correlation analysis by site between fecal coliforms and biological and environmental parameters

From: Microbial contamination and chemical toxicity of the Rio Grande

  Site 1 Site 2 Site 3 Site 5 Site 6 Site 7
Chemical Toxicity 0.2158 0.1242 0.1972 -0.0175 -0.2365 0.0644
  0.213 0.4772 0.2634 0.9217 0.1851 0.7174
  35 35 34 34 33 34
Total Coliform 0.5844 0.3486 0.51221 0.393 0.5991 0.5132
  0.0002** 0.0401** 0.002** 0.0215** 0.0002** 0.0019**
  35 35 34 34 33 34
E. coli 0.6779 0.7753 0.61 0.6001 0.3386 0.8466
  0.0055** 0.0011** 0.0205** 0.0391** 0.3083 0.0001**
  15 14 14 12 11 14
H. pylori -0.0065 -0.3487 -0.1881 0.00052 0.0623 -0.1777
  0.9752 0.0875 0.3679 0.998 0.7724 0.3952
  25 25 25 26 24 25
Specific Conductivity 0.0943 0.2294 0.0607 -0.4797 -0.4706 0.03
  0.6468 0.2497 0.7633 0.0113** 0.0234** 0.8843
  26 27 27 27 23 26
pH 0.3704 -0.1124 -0.2436 0.1451 0.0527 0.0942
  0.0624 0.5764 0.2206 0.47 0.811 0.6469
  26 27 27 27 23 26
Temperature -0.1215 -0.0054 0.0882 0.4589 0.4981 -0.2452
  0.5714 0.9771 0.6429 0.0107** 0.0113** 0.2083
  24 30 30 30 25 28
  1. Values are Pearson Correlation Coefficients/Probability |R| under Ho: Rho = O/Number of observations. ** Probability of 95% of greater level of significance