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Table 1 Demographic and clinical characteristics of laboratory-confirmed influenza patients

From: The burden of laboratory-confirmed influenza infection in Lebanon between 2008 and 2016: a single tertiary care center experience

 

Number (%)

Gender (n = 1829)

Male

913 (49.9)

Female

916 (50.1)

Age groups (n= 1829)

[0–2 years

173 (9.5)

[2–5 years

240 (13.1)

[5–10 years

338 (18.5)

[10–19 years

328 (17.9)

[19–50 years

411 (22.5)

[50–65 years

164 (9.0)

≥ 65 years

175 (9.6)

Presence of underlying comorbidities (n = 1303)

597 (45.8)

Number of underlying comorbidities (n= 1303)

None

706 (54.2)

One

412 (31.6)

Multiple comorbidities

185 (14.2)

Underlying comorbidities (n= 1303)

Cardiovascular disease

222 (17.0)

Chronic pulmonary disease

54 (4.1)

Asthma

160 (12.3)

Immunosuppressive state (other than malignancy)

19 (1.5)

Diabetes Mellitus

96 (7.4)

Renal disease

52 (4.0)

Neuromuscular disorders

12 (0.9)

Neurological disorders

58 (4.5)

Malignancy

164 (12.6)

Hemoglobinopathy

30 (2.3)

Time interval between symptom onset and speicmen collection (n = 1368)

0–2 days

882 (64.5)

3–4 days

338 (24.7)

> 4 days

148 (10.8)

Influenza Vaccine (n = 456)

104 (22.8)

Pregnant among childbearing age females (N = 322)a

72 (22.4)

  1. a This denominator represents the number of females in childbearing age for whom data on pregnancy was available