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%) | – |