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Table 1 Compliance rates with 95% confidence intervals, and description of the most significant non-compliances with the guidelines

From: Emergency ward ultrasound: clinical audit on disinfection practices during routine and sterile examinations

(a) Ultrasound examination on healthy skin (n = 85) Correct answer n answered n correct %
Probe disinfection before examination YES 85 32 38
Wearing gloves during examination NO 85 32 38
Keyboard disinfection after examination YES 85 16 19
Compliance rate part (a): 60.4% 95% CI [56.4–64.7]
(b) Ultrasound examination on injured skin (n = 85) Correct answer n answered n correct %
Use of a protective sterile sheath YES 84 35 39
Use of a disposable non-sterile protection YES 82 44 53
Compliance rate part (b): 70.9% 95% CI [66.3–76.1]
(c) Ultrasound-guided invasive procedure (n = 51: Optional part) Correct answer n answered n correct %
Probe disinfection before procedure YES 51 30 59%
Hand hygiene gesture executed before procedure Hand friction with hydroalcoholic solution 51 12 23%
Other propositions: simple handwash with soap 6% (n = 3); Surgical scrub 71% (n = 36)     
Type of gel container used Sterile monodose 50 42 84%
Other propositions: Non sterile monodose 1% (n = 1); Non sterile gel bottle 14% (n = 7)
Use of a protective sterile sheath YES 51 47 92%
Keyboard disinfection after procedure YES 51 9 18%
Compliance rate part (c): 69.4% 95% CI [65.1–73.6]
Overall compliance rate (parts (a) (b) (c)): 66.1% 95% CI [62.8–69.1]