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Table 2 Bacteria Species Detected on Each Smartphone Side

From: Prevalence of bacterial contamination of touchscreens and posterior surfaces of smartphones owned by healthcare workers: a cross-sectional study

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%)