Table 3.
Results of exposure risk evaluation of the index patient's contacts according to risk level
| Location | Contact type (n) | Situation | Exposure duration | Personal protective equipment |
||
|---|---|---|---|---|---|---|
| Mask | Gloves | |||||
| High-risk | ||||||
| Hospital (isolation ward) | Doctor (1) | Needlestick injury | - | ○ | ○ | |
| Household | Family member (6) | Shared home and everyday items such as dishes and towels | 11 day | Ⅹ | Ⅹ | |
| Medium-risk | ||||||
| Dental clinic | Dental staff (2) | Dental examination | 5-24 min | ○ | ○ | |
| Gynecology clinic A | Doctor (1) | Examination with inappropriate mask-wearing | 5 min | △ | Ⅹ | |
| Nurse (1) | Injection, contact with urine specimen without gloves | 10 min | ○ | Ⅹ | ||
| Proctology clinic | Doctor (1) | Anal examination | 15 min | ○ | ○ | |
| Gynecology clinic B | Doctor (1) | Pelvic examination using colposcope and forceps | 10 min | ○ | ○ | |
| Nurse (1) | Exam assistant, disinfection of colposcope and forceps | 10 min | ○ | ○ | ||
| Nurse (1) | Direct contact with skin during injection | 3 min | ○ | Ⅹ | ||
| Patient (1) | Use of the same exam table before disinfection (1-min duration) | - | - | - | ||
| Low-risk | ||||||
| Workplace | Coworker (3) | No direct contact and little conversation | 4 day | ○ | Ⅹ | |
| Emergency room A | Healthcare worker (6) | Vital sign check, blood collection, ECG application, insertion and removal of venous line | 5-10 min | ○ | Ⅹ | |
| Otolaryngology clinic | Doctor (1) | Examination | 15 min | ○ | ○ | |
| Nurse (2) | Exam assistant | 15 min | ○ | Ⅹ | ||
| Proctology clinic | Nurse (1) | Exam assistant | 15 min | ○ | Ⅹ | |
| Emergency room B | Healthcare worker (7) | Vital sign check, blood collection, insertion and removal of venous line, nasopharyngeal swab | 5-20 min | ○ | ○ | |
○, applied appropriately; △, applied inappropriately; Ⅹ, not applied; ECG, electrocardiogram.