| Study site | Organism identified | |||||
| Corynebacterium sp. n (%) | Escherichia coli n (%) | Enterobacter aerogenes n (%) | Pseudomonas sp. n (%) | Staphylococcus aureus n (%) | Staphylococcus sp. n (%) | |
| Mall A | 1 (25) | 0 | 1 (100) | 3 (33.3) | 10 (28.6) | 1 (33.3) |
| Mall B | 0 | 0 | 0 | 3 (33.3) | 5 (14.3) | 0 |
| Mall C | 1 (25) | 4 (100) | 0 | 1 (11.1) | 7 (20) | 1 (33.3) |
| Mall D | 2 (50) | 0 | 0 | 2 (22.2) | 13 (37.1) | 1 (33.3) |
| Total | 4 (100) | 4 (100) | 1 (100) | 9 (100) | 35 (100) | 3 (100) |