Table 3 Bacterial hand carriage before hand washing by age of pupils
Age (years) | No. examined | No. (%) of isolates | ||||
|---|---|---|---|---|---|---|
Staphylococcus aureus | Escherichia coli | Pseudomonas aeruginosa | Proteus vulgaris | Total | ||
2–4 | 25 | 17(18.7) | 9(27.2) | 0(0.0) | 0(0.0) | 26(19.7) |
5–7 | 65 | 37(40.7) | 11(33.3) | 3(60.0) | 1(33.3) | 52(39.3) |
8–10 | 45 | 28(30.7) | 9(27.2) | 2(40.0) | 2(66.7) | 41(31.1) |
≥ 11 | 15 | 9(9.9) | 4(12.1) | 0(0.0) | 0(0.0) | 13(9.9) |
Total | 150 | 91(68.9) | 33(25.0) | 5(3.8) | 3(2.3) | 132 |