Clinical Study

Protecting Healthcare Professionals during the COVID-19 Pandemic

Table 2

Epidemiological and transmission characteristics of the COVID-19 infection among healthcare professionals.

CharacteristicsCOVID-19 infection cases, no. (%), total ()
Before Jan 20 ()After Jan 20 ()Total

Occupation
 Doctor27 (54.0%)20 (48.8%)47 (51.6%)
 Nurse17 (34.0%)14 (34.1%)31 (34.1%)
 Othersa6 (12.0%)7 (17.1%)13 (14.3%)
Clinical classifications
 Uncomplicated illness15 (30.0%)14 (34.1%)29 (31.9%)
 Mild32 (64.0%)26 (63.4%)58 (63.7%)
 Severe3 (6.0%)1 (2.4%)4 (4.4%)
Direct contact history with patients
 Confirmed36 (72.0%)37 (90.2%)73 (80.2%)
 Negative14 (28.0%)4 (8.8%)18 (19.8%)
Types of exposure situation
 Direct care without aerosol-generating procedure28 (56.0%)4 (9.8%)32 (35.2%)
 Airway suction12 (24.0%)9 (22.0%)21 (23.1%)
 Intubation5 (10.0%)10 (24.4%)15 (16.5%)
 Manual ventilation4 (8.0%)15 (36.6%)19 (20.9%)
 Cardiopulmonary resuscitation1 (2.0%)3 (7.3%)4 (4.4%)
Protection grade
 No protective measure43 (86.0%)043 (47.3%)
 Grade I6 (12.0%)30 (73.2%)36 (39.6%)
 Grade II1 (2.0%)6 (14.6%)7 (17.1%)
 Grade III05 (12.2%)5 (12.2%)

aOthers: laboratory technicians, emergency medical personnel.