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Table 1 Demographic characteristics of adults admitted to the Sechenov University Hospital Network and children admitted to the Z.A. Bashlyaeva Children’s Municipal Clinical Hospital. Data are n (%) or median (IQR) excluding missing values. ICU, intensive care unit

From: Prevalence and risk factors of post-COVID-19 condition in adults and children at 6 and 12 months after hospital discharge: a prospective, cohort study in Moscow (StopCOVID)

Variable Adults Children
Number of participants 1013 360
Median age (IQR) at hospital admission, years 56.8 (47.0–65.8) 9.5 (2.4–14.8)
Median time from the hospital discharge to the 1st follow-up point (IQR), days 215 (196–235) 255 (223–270)
Median time from the hospital discharge to the 2nd follow-up point (IQR), days 383 (376–390) 367 (351–379)
Gender (female) 513/1013 (51%) 186/360 (52%)
Severe COVID-19 (requiring non-invasive ventilation or invasive ventilation or ICU) 27/1013 (3%) 12/360 (3%)
Heart diseases 502/1013 (49%) 12/360 (3%)
Chronic cardiac disease 198/1013 (20%) N/A
Hypertension 458/1013 (45%) N/A
History of peripheral or cardiac revascularisation 51/1013 (5%) N/A
Respiratory diseases (not including asthma) 79/1013 (8%) 5/360 (1%)
Allergic respiratory diseases N/A 29/360 (8%)
Asthma (physician diagnosed) 48/1013 (5%) 5/360 (1%)
Allergic rhinitis/hay fever N/A 26/360 (7%)
Kidney disease 51/1013 (5%) 6/360 (2%)
Overweight and obesity (as defined by clinical staff) 198/1013 (20%) 10/360 (3%)
Neurological disorder 53/1013 (5%) 11/360 (3%)
Malignancy 42/1013 (4%) 0/360 (0%)
Haematological conditions 12/1013 (1%) 9/360 (3%)
Diabetes Mellitus 148/1013 (15%) 0/360 (0%)
Rheumatologic disorder 27/1013 (3%) 2/360 (1%)
Tuberculosis 1/1013 (0%) 3/360 (1%)
Malnutrition 1/1013 (0%) 10/360 (3%)
Intestinal (gut) problems N/A 25/360 (7%)