Table 1.

Characteristics of COVID-19 cases and admitted patients in Bahrain, from February 24th to November 10th, 2020

Characteristics	Values
All COVID-19 cases (n = 83,811)
Age
Mean – years	32.76
Distribution – %
0–9	10.50
10–19	9.81
20–29	19.71
30–39	27.79
40–49	17.11
50–59	9.69
60–69	3.83
70–79	1.12
80–89	0.39
90–99	0.06
100+	0.001
Male sex – %	66.37
Nationality – %
Eastern Mediterranean Region	63.67
South-East Asia Region	33.36
Western Pacific Region	1.34
African Region	1.10
Region of the Americas	0.28
European Region	0.24
Symptomatic – %	32.83
Outcomes – % (n)
Discharged	97.14 (81,418)
Admitted to hospital/Isolation facility	54.5 (45,891)
Active	2.46 (2062)
Admitted to ICU	0.7 (623)
Death	0.39 (331)
Clinically admitted COVID-19 patients (n = 1792)
Mean age – years	45.93
Male sex – %	59.0
Bahraini Nationality – %	56.6
Smoking history – %
Never smoked	96.66
Former smoker	1.32
Current smoker	2.02
Symptoms – %
Symptomatic	63.3
Cough	42.0
Fever	22.4
Dyspnea	20.1
Myalgia	15.5
Chest-pain	8.9
Diarrhea	5.8
Nausea/Vomiting	5.2
Anosmia	3.1
Ageusia	3.0
Comorbidities – %
Hypertension	29.7
Diabetes mellitus	28.9
Cardiovascular disease	10.04
Glucose-6-phosphate dehydrogenase deficiency	9.8
Asthma	4.5
Chronic kidney disease	4.4
Obesity	3.24
Sickle cell disease	2.1
Other lung diseases	0.5
Chronic obstructive pulmonary disease	0.4
Disease severity on admission – % (n)
Admitted on room air	88.11 (1578)
Admitted and on oxygen support	11.28 (202)
Admitted and on NIV/HFNC	0.45 (8)
Invasive ventilation	0.17 (3)
Outcomes
Mean length of stay – days (IQR)	10.56 (6–13)
Length of stay (survivors) – days (IQR)	10.4 (6–13)
Length of stay (non-survivors) – days (IQR)	14.4 (5–19)
Ventilated (non-invasive and invasive) – %	8.31
Intubated – %	2.62
Extubated – %	36.17
Died – %	3.29

NIV, non-invasive ventilation; HFNC, high-flow nasal cannula.