LitCovid-sentences  

PMC:7386785 / 109399-112518 JSONTXT 8 Projects

Annnotations TAB TSV DIC JSON TextAE Lectin_function

Id Subject Object Predicate Lexical cue
T1285 0-21 Sentence denotes Study characteristics
T1286 22-277 Sentence denotes Patient Sampling Purpose: diagnosis SARS‐CoV‐2 test positivesDesign: cross‐sectional, retrospective studyRecruitment: electronic health record data from the national Veterans Affairs Healthcare System ‐ national Corporate Data Warehouse (USA)Sample size:
T1287 278-568 Sentence denotes 3789 (585 cases)Inclusion criteria: all patients in the Veterans Affairs cohort, born between 1945 and 1965 and active in care, tested for COVID‐19 between 8 February and 30 March 2020Exclusion criteria: patients for whom results were pending (n = 93) or inconclusive (n = 33) were excluded
T1288 569-719 Sentence denotes Patient characteristics and setting Facility cases: tested positive for SARS‐CoV‐2Facility controls: tested negative for SARS‐CoV‐2Country: USADates:
T1289 720-847 Sentence denotes 8 February 2020‐30 March 2020Symptoms and severity: all patients who were tested were includedDemographics: median age overall:
T1290 848-882 Sentence denotes 65.7 years (IQR 60.5‐70.7) (cases:
T1291 883-904 Sentence denotes 66.1 years, controls:
T1292 905-940 Sentence denotes 65.6 years);gender overall (M%/F%):
T1293 941-1031 Sentence denotes 90.2/9.8, cases 95.4/4.6, controls 89.2/10.8Exposure history: not specified (all over USA)
T1294 1032-1078 Sentence denotes Index tests Hypoxia (oxygen saturation ≤ 93%)
T1295 1079-1110 Sentence denotes Body temperature (3 categories)
T1296 1111-1179 Sentence denotes Target condition and reference standard(s) TC: SARS‐CoV‐2 infection
T1297 1180-1325 Sentence denotes RS: no data on reference PCR test used, multiple different reference tests used with unknown test characteristics (samples: nasopharyngeal swabs)
T1298 1326-1371 Sentence denotes Flow and timing Time interval maximum 2 days
T1299 1372-1386 Sentence denotes Comparative  
T1300 1387-1395 Sentence denotes Notes  
T1301 1396-1418 Sentence denotes Methodological quality
T1302 1419-1484 Sentence denotes Item Authors' judgement Risk of bias Applicability concerns
T1303 1485-1494 Sentence denotes DOMAIN 1:
T1304 1495-1512 Sentence denotes Patient Selection
T1305 1513-1569 Sentence denotes Was a consecutive or random sample of patients enrolled?
T1306 1571-1580 Sentence denotes Yes    
T1307 1581-1615 Sentence denotes Was a case‐control design avoided?
T1308 1617-1626 Sentence denotes Yes    
T1309 1627-1672 Sentence denotes Did the study avoid inappropriate exclusions?
T1310 1674-1683 Sentence denotes Yes    
T1311 1684-1729 Sentence denotes Did the study avoid inappropriate inclusions?
T1312 1731-1744 Sentence denotes Unclear    
T1313 1745-1814 Sentence denotes Could the selection of patients have introduced bias?   Low risk  
T1314 1815-1921 Sentence denotes Are there concerns that the included patients and setting do not match the review question?     Unclear
T1315 1922-1931 Sentence denotes DOMAIN 2:
T1316 1932-1954 Sentence denotes Index Test (All tests)
T1317 1955-2054 Sentence denotes Were the index test results interpreted without knowledge of the results of the reference standard?
T1318 2056-2069 Sentence denotes Unclear    
T1319 2070-2116 Sentence denotes If a threshold was used, was it pre‐specified?
T1320 2118-2127 Sentence denotes Yes    
T1321 2128-2223 Sentence denotes Could the conduct or interpretation of the index test have introduced bias?   Unclear risk  
T1322 2224-2346 Sentence denotes Are there concerns that the index test, its conduct, or interpretation differ from the review question?     Low concern
T1323 2347-2356 Sentence denotes DOMAIN 3:
T1324 2357-2375 Sentence denotes Reference Standard
T1325 2376-2453 Sentence denotes Is the reference standards likely to correctly classify the target condition?
T1326 2455-2468 Sentence denotes Unclear    
T1327 2469-2569 Sentence denotes Were the reference standard results interpreted without knowledge of the results of the index tests?
T1328 2571-2584 Sentence denotes Unclear    
T1329 2585-2691 Sentence denotes Could the reference standard, its conduct, or its interpretation have introduced bias?   Unclear risk  
T1330 2692-2821 Sentence denotes Are there concerns that the target condition as defined by the reference standard does not match the question?     Low concern
T1331 2822-2831 Sentence denotes DOMAIN 4:
T1332 2832-2847 Sentence denotes Flow and Timing
T1333 2848-2924 Sentence denotes Was there an appropriate interval between index test and reference standard?
T1334 2926-2935 Sentence denotes Yes    
T1335 2936-2989 Sentence denotes Did all patients receive the same reference standard?
T1336 2991-3004 Sentence denotes Unclear    
T1337 3005-3048 Sentence denotes Were all patients included in the analysis?
T1338 3050-3058 Sentence denotes No    
T1339 3059-3119 Sentence denotes Could the patient flow have introduced bias?   Low risk