Subgroup analysis: surgical mask only (n=15)
| Survey questions | Percentage of respondents who answered ‘yes’ | ||
| Uncoated (control) | Coated (intervention) | P value | |
| Did the goggles you just wore ever fog while wearing them on today’s shift? | 13/15 (87%) | 7/15 (47%) | 0.0143 |
| Were there any instances today that fogging of the goggles you have just worn may have impacted the care of your patient and possibly have led to a safety concern (eg, fogging while performing a procedure, difficulty with reading the patient monitor or labels, etc)? | 6/15 (40%) | 1/15 (7%) | 0.0253 |
| Mean (0 (not at all) to 10 (very frequently)) | |||
| How often did the goggles fog? | 5.5±3.7 | 2.2±2.7 | 0.0151 |
| How often did fogging of your goggles limit your ability to perform your tasks (eg, reading, communicating, performing procedures, etc)? | 3.7±3.7 | 1.1±2.1 | 0.0439 |
| Aside from fogging, did the goggles you wore limit or distort your vision? | 1.8±2.9 | 2.2±2.2 | 0.791 |
| Approximately how often did fogging of the goggles you have just worn cause you to touch your face or head to either remove your goggles and/or face mask? | 4.9±3.8 | 2.1±3.2 | 0.0313 |
Survey responses for nominal and Likert scaled questions.