Clinical characteristics of emergency medical staff infected with COVID-19 Omicron variant from five medical centers

doi:10.5847/wjem.j.1920-8642.2025.049

World Journal of Emergency Medicine ›› 2025, Vol. 16 ›› Issue (3): 280-282.doi: 10.5847/wjem.j.1920-8642.2025.049

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Clinical characteristics of emergency medical staff infected with COVID-19 Omicron variant from five medical centers

Haijiang Zhou, Rui Shao, Xinhua He(), Xue Mei

Emergency Medicine Center, Beijing Key Laboratory of Cardio-Pulmonary Cerebral Resuscitation, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China

Received:2024-06-06 Accepted:2025-02-26 Online:2025-05-19 Published:2025-05-01
Contact: Xinhua He, Email: Xhhe2000@yeah.net

Abstract

Haijiang Zhou, Rui Shao, Xinhua He, Xue Mei. Clinical characteristics of emergency medical staff infected with COVID-19 Omicron variant from five medical centers[J]. World Journal of Emergency Medicine, 2025, 16(3): 280-282.

Figures/Tables 1

Table 1.

Clinical characteristics of doctors and nurses infected with COVID-19 Omicron variant

Parameters	Doctors			Nurses
Parameters	Male (n=48)	Female (n=45)	P-value	Male (n=38)	Female (n=189)	P-value
Fever, n (%)	48 (100)	41 (91.1)	0.110	37 (97.4)	183 (96.8)	0.736
Chilling, n (%)	28 (58.3)	27 (60.0)	0.870	21 (55.3)	111 (58.7)	0.693
Duration of fever, d	3 (2-4)	3 (2-3)	0.156	2 (2-3)	3 (2-4)	0.259
Time of peak temperature*, d	2 (1-2)	2 (1-2)	0.254	2 (1-2)	2 (1-2)	0.473
Peak temperature, ℃	38.7 (38.3-39.0)	38.9 (38.3-39.2)	0.599	39.5 (38.9-39.7)	39.0 (38.5-39.5)	0.015
Cough, n (%)	46 (95.8)	42 (93.3)	0.593	32 (84.2)	183 (96.8)	0.002
Duration, d	6 (3-14)	7 (4-10)	0.629	5 (2-11)	10 (5-15)	0.001
Time of the most severe*, d	4 (3-5)	4 (2-5)	0.090	3 (2-4)	4 (3-5)	0.009
Shortness of breath, n (%)	8 (16.7)	15 (33.3)	0.063	9 (23.7)	72 (38.1)	0.091
Dyspnea, n (%)	2 (4.2)	5 (11.1)	0.381	7 (18.4)	53 (28.0)	0.220
Duration (day)	0 (0-1)	0 (0-1)	0.118	0 (0-1)	0 (0-3)	0.061
Time of the most severe*, d	0 (0-2)	0 (0-3)	0.085	0 (0-2)	0 (0-3)	0.080
Fatigue, n (%)	46 (95.8)	41 (91.1)	0.614	35 (92.1)	179 (94.7)	0.804
Duration, d	5 (3-7)	5 (3-10)	0.907	4 (2-7)	7 (4-11)	0.001
Time of the most severe*, d	2 (1-4)	2 (1-3)	0.516	2 (1-3)	2 (1-3)	0.113
Myalgia, n (%)	43 (89.6)	36 (80.0)	0.197	31 (81.6)	165 (87.3)	0.349
Duration, d	3 (2-5)	2 (2-4)	0.245	2 (1-4)	3 (2-4)	0.133
Time of the most severe*, d	2 (1-3)	2 (1-2)	0.197	2 (1-2)	2 (1-2)	0.956
Loss of taste, n (%)	11 (22.9)	18 (40.0)	0.076	17 (44.7)	83 (43.9)	0.926
Olfactory loss, n (%)	6 (12.5)	15 (33.3)	0.016	11 (28.9)	73 (38.6)	0.260
Duration, d	0 (0-3)	0 (0-5)	0.017	1 (0-5)	2 (0-7)	0.490
Time of the most severe*, d	0 (0-2)	1 (0-3)	0.018	1 (0-3)	2 (0-4)	0.328
Pharyngalgia, n (%)	41 (85.4)	41 (91.1)	0.597	29 (76.3)	169 (89.4)	0.027
Duration, d	3 (2-5)	4 (2-6)	0.773	3 (0-5)	4 (2-7)	0.021
Time of the most severe*, d	2 (1-3)	2 (2-3)	0.801	2 (1-3)	2 (1-3)	0.116
Nausea and vomiting, n (%)	11 (22.9)	18 (40.0)	0.076	13 (34.2)	75 (39.7)	0.528
Duration, d	0 (0-1)	0 (0-1)	0.089	0 (0-1)	0 (0-2)	0.520
Time of the most severe*, d	0 (0-2)	0 (0-2)	0.119	0 (0-1)	0 (0-2)	0.431
Diarrhea, n (%)	6 (12.5)	12 (26.7)	0.084	14 (36.8)	38 (39.7)	0.025
Duration, d	0 (0-1)	0 (0-1)	0.085	0 (0-1)	0 (0-1)	0.024
Time of the most severe*, d	0 (0-3)	0 (0-2)	0.050	0 (0-2)	0 (0-1)	0.013
Return to work position^△, d	5 (3-6)	5 (4-7)	0.215	5 (4-6)	6 (5-7)	0.079
First symptom, n (%)
Fever	20 (41.7)	18 (40.0)	0.870	23 (60.5)	23 (12.2)	<0.001
Fatigue	3 (6.3)	1 (2.2)	0.656	1 (2.6)	1 (0.5)	0.753
Cough	3 (6.3)	2 (4.4)	0.941	3 (7.9)	3 (1.6)	0.097
Pharyngalgia	16 (33.3)	16 (35.6)	0.822	7 (18.4)	7 (3.7)	0.001
Others	6 (12.5)	8 (17.8)	0.477	4 (10.5)	4 (2.1)	0.037
The most prominent symptom, n (%)
Fever	24 (50.0)	20 (44.4)	0.592	14 (36.8)	54 (28.6)	0.310
Fatigue	3 (6.3)	1 (2.2)	0.656	1 (2.6)	5 (2.6)	0.583
Cough	8 (16.7)	4 (8.9)	0.419	5 (13.2)	38 (20.1)	0.441
Pharyngalgia	4 (8.3)	8 (17.8)	0.295	4 (10.5)	22 (11.6)	0.934
Others	9 (18.8)	12 (26.7)	0.362	11 (28.9)	70 (37.0)	0.445

Table 1.

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Clinical characteristics of emergency medical staff infected with COVID-19 Omicron variant from five medical centers

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