Table 2.
Bacteria Species Detected on Each Smartphone Side
| Organisms | Touchscreen | Posterior Surface | ||||
|---|---|---|---|---|---|---|
| Overall (n = 84) |
With a film (n = 66) |
Without a film (n = 18) |
Overall (n = 84) |
With a cover (n = 69) |
Without a cover (n = 15) |
|
| Gram-positive bacteria | ||||||
| Coagulase-negative staphylococci | 21 (25.0%) | 14 (21.2%) | 7 (38.9%) | 22 (26.2%) | 15 (21.7%) | 7 (46.7%) |
| Bacillus spp. | 13 (15.5%) | 10 (15.2%) | 3 (16.7%) | 26 (31.0%) | 19 (27.5%) | 7 (46.7%) |
| α-Streptococcus | 1 (1.2%) | 1 (1.5%) | – | – | – | – |
| Actinomyces oris | 1 (1.2%) | 1 (1.5%) | – | – | – | – |
| Micrococcus sp. | – | – | – | 1 (1.2%) | 1 (1.4%) | – |
| Rothia mucilginosa | 1 (1.2%) | – | 1 (5.6%) | – | – | – |
| Staphylococcus aureus | 1 (1.2%) | – | 1 (5.6%) | – | – | – |
| Gram-negative bacteria | ||||||
| Acinetobacter lwoffii | – | – | – | 1 (1.2%) | 1 (1.4%) | – |
| Enterobacter cloacae | – | – | – | 1 (1.2%) | 1 (1.4%) | – |
| Pseudomonas fulva | – | – | – | 1 (1.2%) | 1 (1.4%) | – |
| Roseomonas mucosa | – | – | – | 1 (1.2%) | 1 (1.4%) | – |