| Id |
Subject |
Object |
Predicate |
Lexical cue |
| T46 |
0-15 |
Sentence |
denotes |
Data collection |
| T47 |
16-112 |
Sentence |
denotes |
Demographic, clinical, and outcome data were collected by using a prespecified case report form. |
| T48 |
113-547 |
Sentence |
denotes |
Comorbidities were defined according to a modified Charlson comorbidity index.10 Comorbidities collected were chronic cardiac disease, chronic respiratory disease (excluding asthma), chronic renal disease (estimated glomerular filtration rate ≤30), mild to severe liver disease, dementia, chronic neurological conditions, connective tissue disease, diabetes mellitus (diet, tablet, or insulin controlled), HIV or AIDS, and malignancy. |
| T49 |
548-788 |
Sentence |
denotes |
These conditions were selected a priori by a global consortium to provide rapid, coordinated clinical investigation of patients presenting with any severe or potentially severe acute infection of public interest and enabled standardisation. |
| T50 |
789-1196 |
Sentence |
denotes |
Clinician defined obesity was also included as a comorbidity owing to its probable association with adverse outcomes in patients with covid-19.1112 The clinical information used to calculate prognostic scores was taken from the day of admission to hospital.13 A practical approach was taken to sample size requirements.14 We used all available data to maximise the power and generalisability of our results. |
| T51 |
1197-1342 |
Sentence |
denotes |
Model reliability was assessed by using a temporally distinct validation cohort with geographical subsetting, together with sensitivity analyses. |
