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. 2023 Feb 2;146(6):2241–2247. doi: 10.1093/brain/awad008

Table 2.

Relationship of post-COVID-19 neuropsychiatric disorders with hospitalization and ICU admission

Mood disorder Anxiety disorder Psychotic disorder Brain fog
Hospitalized versus non-hospitalized COVID-19
ȃHR at 6 months (95% CI) 1.53 (1.33–1.75) 1.49 (1.34–1.65) 2.77 (1.99–3.85) 2.24 (2.12–2.35)
ȃIncidence in hospitalized cases at 6 months, % 4.49 (4.05–4.99) 6.91 (6.38–7.47) 0.89 (0.72–1.09) 16.66 (16.14–17.17)
ȃIncidence in non-hospitalized cases at 6 months, % 3.86 (3.60–4.14) 6.81 (6.47–7.16) 0.25 (0.19–0.33) 4.91 (4.71–5.11)
ICU versus non-ICU COVID-19
ȃHR at 6 months (95% CI) 2.06 (1.57–2.71) 2.22 (1.82–2.71) 1.77 (0.98–3.20) 2.54 (2.32–2.74)
ȃIncidence in ICU cases at 6 months, % 5.82 (4.86–6.97) 9.79 (8.65–11.06) 0.70 (0.46–1.06) 27.75 (26.58–28.91)
Non-hospitalized COVID-19 versus non-hospitalized other RTIs
ȃHR at 6 months (95% CI) 1.37 (1.27–1.47) 1.37 (1.30–1.45) 1.49 (1.15–1.93) N/A

Incidence and HR in hospitalized versus non-hospitalized COVID-19 (n = 45 167 in each cohort, except n = 52 597 for brain fog); in cohorts of COVID-19 admitted or not admitted to ICU (n = 8942 in each cohort), and in non-hospitalized COVID-19 versus non-hospitalized other respiratory infections (RTIs; n = 183, 731 in each cohort). Matched cohorts used for HRs; complete cohort used for incidences. See Table 1 legend for diagnostic categories. Data from Taquet et al.,13 except for brain fog.20 These studies excluded children younger than 10 years old.