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Table 4 Bacterial hand carriage before and after hand washing by types of soap

From: Assessment of bacterial carriage on the hands of primary school children in Calabar municipality, Nigeria

  Types of soap/no. (%) of isolates Total  
Tetmosol (n = 75) Dettol soap (n = 75) Statistics
Bacterial isolates present before hand washing
Staphylococcus aureus 42(46.1) 49(53.9) 91(68.9) χ2 = 8.6 p = 0.07
Escherichia coli 13(39.3) 20(60.0) 33(25.0)
Pseudomonas aeruginosa 4(80.0) 1(20.0) 5(3.7)
Proteus vulgaris 0(0.0) 3(100) 3(2.3)
 Total 59(44.7) 73(55.3) 132(88.0)  
Bacterial isolates present after hand washing
Staphylococcus aureus 17(77.3) 9(90.0) 26(81.3) χ2 = 19.9
p = 0.001
Escherichia coli 5(22.7) 1(10.0) 6(18.7)
Pseudomonas aeruginosa 0(0.0) 0(0.0) 0(0.0)
Proteus vulgaris 0(0.0) 0(0.0) 0(0.0)
 Total 22(68.8) 10(31.2) 32
  1. n number of subjects examined